Jon Warren Lentz Books

Flash 4 bible

By Robert Reinhardt

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Flash 5 Bible

By Jon Warren Lentz, Robert Reinhardt

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Dreamweaver and Flash Bible

By Jon Warren Lentz, Joseph W. Lowery, Robert Reinhardt

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Sleep or die

By William E. Headapohl

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Deconstructing Web graphics.2

By Lynda Weinman

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Deconstructing Web Graphics.2 profiles top web designers and programmers in order to demystify and analyze how they make decisions, solve complex issues, and create exceptional web sites. The book...

Flash The Future

By Bill Turner, Jon Warren Lentz, Ian Chia

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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.