Stephen Singular Books

Unholy Messenger

By Stephen Singular

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By their works

By Stephen Singular

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Shadow on the Mountain

By Joyce Singular, Stephen Singular

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Power to burn

By Stephen Singular

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The rise and rise of David Geffen

By Stephen Singular

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In 1976, at age thirty-three, David Geffen was faced with a serious challenge. He'd just lost his job as vice chairman of the Warner Brothers film studio. Six years earlier, he had founded Asylum R...

The Heart of Change

By Stephen Singular

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The spiral notebook

By Stephen Singular

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"New York Times-bestselling author Stephen Singular has often examined violence in America in his critically-acclaimed books. Here he has teamed with his wife Joyce for their most important work ye...

Presumed Guilty

By Stephen Singular

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The Uncivil War

By Stephen Singular

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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.