Christopher Cheng Books

A universal story about the everlasting bonds of friendship and love, from two award-winning creators.There are some things that only a best friend can do—hold your hand when reading a s...

Will We Always Hold Hands?

By Christopher Cheng, Stephen Michael King

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A universal story about the everlasting bonds of friendship and love, from two award-winning creators.There are some things that only a best friend can do—hold your hand when reading a s...

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.