Drazen Kozjan Books

La Belle Et La Brute

By Drazen Kozjan, Nancy Wilcox Richards

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Diary of a Fairy Godmother

By Drazen Kozjan, Esme Raji Codell

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Oh How Sylvester Can Pester

By Drazen Kozjan, Robert Kinerk

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Revolutionary Friends

By Selene Castrovilla Illustrated By Drazen Kozjan

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Society of School Librarians International Book Award HonorCalifornia Reading Association Eureka! Nonfiction HonorBank Street College Best Children's Book of the YearBooklist Top Ten Biography for...

Demons Five Exorcists Nothing

By Drazen Kozjan, William Peter Blatty

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Revolutionary Friends

By Selene Castrovilla Illustrated By Drazen Kozjan

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Society of School Librarians International Book Award HonorCalifornia Reading Association Eureka! Nonfiction HonorBank Street College Best Children's Book of the YearBooklist Top Ten Biography for...

All the Haunts Be Ours

By Drazen Kozjan, Kim Newman, Cynthia Pelayo, Kier La Janisse, Eden Royce

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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.