Michael Guillebeau Books

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By Nick Manzolillo, Andrew Miller, A B Patterson, Zella Christensen, Doug Knott, Albert Tucher, Jack Bates, Stephen D. Rogers, Chris McGinley, Michael Guillebeau

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MAD Librarian

By Michael Guillebeau

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Emerald Coast

By Michael Guillebeau

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Don of the Q

By Michael Guillebeau

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Josh whoever

By Michael Guillebeau

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Josh was an army veteran, but a maneuver-turned-massacre cover-up threw him into a hero's harsh spotlight. After walking away from it all, Josh, who's been pulling scams for a living, takes refuge...

A study in detail

By Michael Guillebeau

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Eight Mystery Writers You Should be Reading Now

By Chris Knopf, Lisa Alber, Jessie Bishop Powell, Kathleen Cosgrove, Lisa Wysocky, Jaden Terrell, Larissa Reinhart, Michael Guillebeau

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Josh whoever

By Michael Guillebeau

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Play Nice

By Michael Guillebeau

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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.