Tammy Gagne Books

Triceratops Pebble Plus Dinosaurs

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Famous Ghosts Bright Idea Books Ghosts and Hauntings

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Sharks

By Tammy Gagne

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"Informative, engaging text and vivid photos introduce readers to the predatory lives of sharks."--

Sharks

By Tammy Gagne

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"Informative, engaging text and vivid photos introduce readers to the predatory lives of sharks."--

Bulldogs Poodles Dalmatians and Other Utility Dogs Edge Books Dog Files

By Tammy Gagne

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Chihuahuas Pomeranians and Other Toy Dogs Edge Books Dog Files

By Tammy Gagne

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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.