William Sullivan Books

Listening for Coyote

By William Sullivan

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The Secret of the Incas

By William Sullivan

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The Secret of the Incas

By William Sullivan

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Step by step, Sullivan pieces together the hidden esoteric tradition of the Andes to uncover the tragic secret of the Incas, a tribe who believed that, if events in the heavens could influence thos...

The Moral Class Book Or The Law Of Morals

By William Sullivan

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The role of affect in evaluations according to Bernard Lonergan

By William Francis Sullivan

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Modern American poetry 1865 1950

By Alan Shucard

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Modern American poetry, 1865-1950

By Alan Shucard

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Listening for coyote

By Sullivan William L.

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Drosophila protocols

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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.