Stephen W. Frey Books

Heaven s Fury

By Stephen Frey, Michael McConnohie

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Hell s gate

By Stephen W. Frey

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Forced Out

By Stephen Frey, Stephen W. Frey

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A baseball scout, a remarkable player with a secret, and a Mafia hitman collide with violent and unpredictable results.

Hell s gate

By Stephen W. Frey

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Red cell seven

By Stephen W. Frey

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"Created more than forty years ago by secret executive order, Red Cell Seven is a highly classified intelligence agency tasked with protecting America from the most catastrophic of terrorist attack...

Jury Town

By Stephen W. Frey

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The inner sanctum

By Stephen W. Frey

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The legacy

By Stephen W. Frey

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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.