Bill Gardner Books

LogoLounge 9

By Emily Potts, Bill Gardner

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Logolounge 11

By Sarah Whitman, Bill Gardner

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"Written by the founders of LogoLounge.com, this comprehensive handbook is an expansive collection of logo designs, containing the expertise of LogoLounge as well as the range of amazing logo desig...

LogoLounge 8

By Bill Gardner, Anne Hellman

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LogoLounge 6

By Bill Gardner

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LogoLounge Master Library Volume 2

By Bill Gardner, Catharine Fishel

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LogoLounge Master Library Volume 3

By Bill Gardner, Catharine Fishel

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LogoLounge Master Library Volume 4

By Bill Gardner, Catharine Fishel

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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.