Katrina Liu Books

Mina has an idea for her puppy! Filled with fun and creativity, Mina teams up with her grandpa (her Gong gong) to bring her idea to life! Learn more as you follow Mina through this bilingual childr...

Let's go on a hike!

By Katrina Liu

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Looking for fun? Consider it done! This story is about a little boy on a hike with his dad, mom, and Archie, the corgi. With some rhyming and hiking, there's no end to exploring! Great for children...

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.