Lex Friedman Books

Sams Teach Yourself ITunes Match in 10 Minutes

By Lex Friedman

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Sams Teach Yourself ITunes Match in 10 Minutes

By Lex Friedman

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Sams teach yourself iTunes Match in 10 minutes

By Lex Friedman

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"A children's book for adults in the vein of the mega-bestselling Go the F**k to Sleep, The Kid in the Crib brilliantly reimagines the Dr. Seuss classic, The Cat in the Hat, for beleaguered parents...

Kid in the Crib

By Felix Jason Schlater, Lex Friedman

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Kid in the Crib

By Lex Friedman

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Snuggie Sutra

By Megan Morrison, Lex Friedman

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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.