Struggling to find the perfect Christmas present? Don't fret: the best books to give as gifts await...

Christmas is fast approaching, and we know how hard it can be to pick the perfect present - not to mention, stay on budget! Here at OnBuy HQ, we believe there's nothing quite as thoughtful as giving a loved one a book for Christmas. It shows you've really thought about the recipient and what they like, for a truly heart-warming 'I saw this and thought of you' gift.

Our virtual shelves are packed full of books in every genre (with 2 million titles listed, in fact!) - so, you might be wondering how to choose the perfect book! Enter OnBuy's Christmas book gift guide...

The only guide to buying books as gifts you'll need this season, it's full of inspiration for exactly which book to buy the literature-lover in your life based on their favourite genres, with fiction and non-fiction picks alike.

What's more: the book gift ideas we've chosen won't break the bank, and unlike many other present ideas of modern times, a book doesn't need batteries or hours of charge time. Once it's been used, it can be re-used again and again - and again! Without further ado, here's our selection of the best books to give as gifts...

For The 'Hard-To-Buy-For' Person: Autobiographies

You know the type: the 'he's just so tricky to buy for' person or the 'already has everything he wants' kind of guy. He might be your dad, your uncle or your brother, and every year choosing his present is far from easy.

Fear not: a biography book related to his interest is sure to keep him happy - even when the EastEnders Christmas special is on! If he's interested in space, opt for Tim Peake's bestseller Hello, Is This Planet Earth? or if he favours anything fast-paced and adventurous, try Ant Middleton's most recent book, the exhilarating First Man In: Leading from the Front. Not for him? We're sure David Bowie: A Life will be a hit, although with hundreds of options available at OnBuy, you can't go wrong!

Buy Now: David Bowie: A Life

For The Romantic: The Wedding Date

Jasmine Guillory's debut novel, The Wedding Date, is the perfect escape from the chaos of Christmas. The captivating book follows the long-distance relationship of Alexa Monroe and Drew Nichols, who were strangers until a chance meeting in a broken elevator the night before Drew was due to attend a wedding without a date.

A spontaneous decision to attend the wedding as a pretend couple has consequences that last long after the marriage certificate is signed - Drew and Alexa soon realise they have strong feelings for each other. As the course of true love never runs smoothly, they must overcome hurdles if they want their relationship to work. This is sure to be a hit with anyone who loves happily ever afters, losing themselves in an absorbing read - or simply a good romance book!

Buy Now: The Wedding Date

For The History Buff: World War One: A Short History

Following the landmark 100-year anniversary of the end of World War One, the 'war to end all wars' has exploded back into public consciousness in the form of ceremonies, literature and documentaries. From For the Fallen to Flanders Fields, we're familiar with certain literature about WW1, but there are some lesser-known works worthy of attention - Norman Stone's World War One: A Short History.

Full of Stone's wry wit and bold opinions, the book is a fresh take on the conflict: a truly succinct reframing of one of the most discussed, studied and analysed world events. At a fitting time, this is sure to be a welcome gift for the history buff in your life.

Buy Now: Norman Stone's World War One: A Short History

For The Fan of Thrillers: The Couple Next Door

In The Couple Next Door, Anne and Marco's babysitter cancels at the last minute before they are due to have dinner at their next-door neighbor's house. Convinced by Marco that it'll be fine as they're only next door, baby Cora will be checked on every half hour and they'll even have the baby monitor with them, Anne agrees to leave baby Cora at home in her cot. At the end of a long night Anne finally convinces Marco to return home, where they're greeted with every parent's worst nightmare: Cora has been taken.

What follows is an expertly crafted rollercoaster of twists, turns, suspicion, and infidelity that'll stay on your mind - even if you manage to put the book down. Lapena skillfully allows the suspicion to fall on every character, forcing you to ask: how well do you really know somebody? Full of twists that you won't see coming, the thriller novel is narrated from the perspectives of Anne, Marco and Detective Rasbach, who has been assigned to their case. A tangled web of lies, deceit and betrayal, this book will have your thriller fan hooked until the final word.

Buy Now: The Couple Next Door

For The Little Ones: Encyclopedia Prehistorica

For a kids' book gift idea, you might be dubious at the mention of 'encyclopedia' but trust us: this fun-filled children's book is a far cry from the dusty volumes the word bring to mind!

From 'renowned pop-up masters' Matthew Reinhart and Robert Sabuda, Encylopedia Prehistorica is bursting with detailed, engaging pop-ups of the planet's oldest inhabitants that'll have your kids racing to read it again and again.

Not only that, but the book is brimming with informative yet easy-to-digest facts that'll surely be a smash hit with little and not-so-little ones alike. Who said finding the best book to gift kids this Christmas had to be tricky? Not OnBuy!

Buy Now: Encylopedia Prehistorica