Sam Calagione Books

Brewing Up a Business

By Sam Calagione

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He Said Beer She Said Wine

By Marnie Old, Sam Calagione

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Extreme Brewing

By Sam Calagione

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Off centered leadership

By Sam Calagione

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Calagione considers an innovative approach to business by exploring what happens when companies stop competing and start collaborating-- both externally in the marketplace and internally in buildin...

Ancient Brews

By Patrick E. McGovern, Tom Perkins, Sam Calagione

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Extreme Brewing

By Sam Calagione

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Brewing Up a Business Lib E

By Kris Koscheski, Sam Calagione

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Ancient Brews

By Patrick E. McGovern, Sam Calagione

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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.