Pendleton Ward Books

Adventure time

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Disregarding an old-timey recording found in Josh's underwater lair, Finn and Jake fail to learn about their new sister.

Adventure time

By Mariko Tamaki

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"The competition for Best Princess Ever is in full swing! As Lumpy Space Princess, Fire Princess, Muscle Princess, and more compete for the title it's discovered that someone is sabotaging the game...

Adventure time

By Jeremy Sorese

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Feeling restless, Marceline sets off with a motorcycle gang, but when her new friend's pranks go too far she reaches out to Princess Bubblegum for help.

Adventure Time Vol. 16

By Kevin Cannon

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Adventure Time - The Art of Ooo

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Adventure time

By Kate Leth

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"Marceline embarks on a wicked-awesome quest to retrieve her axe from the Nightosphere but we all know that a trip home for Marcy is always...complicated. With Jake by here side, Marceline will se...

Adventure Time

By Josh Trujillo

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Adventure Time Vol. 04

By Kate Leth

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Adventure Time

By Josh Trujillo

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Adventure Time Original Graphic Novel Vol. 1

By Zachary Sterling, Pendleton Ward, Danielle Corsetto

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.