Townsend John Books

I Want to Be A Footballer

By Townsend John, Elizabeth Denton, Martha Goode

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I Want to Be A Footballer

By Townsend John, Elizabeth Denton, Martha Goode

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Never Odd or Even

By Townsend John

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Rescata tu vida amorosa: Cambia esas actitudes y conductas tontas que hacen nauf ragar tu matrimonio Rescue Your Love Life: Changing the 8 Dumb Attitudes

By Henry Cloud

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Para matrimonios que lo han intentado todo y siguen juntos, pero se sienten solos. La mayoría de los matrimonios requieren un rescate en algún momento. Cuando necesitas auxilio se d...

Modern Approach to Quantum Mechanics

By Akshay Gawde, Townsend John

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Too Hot in Hong Kong

By Townsend John

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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.