Harry Stein Books

Girl Watchers Club, The

By Harry Stein

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How I Accidentally Joined the Vast Right-Wing Conspiracy

By Stein Harry

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The Girl Watchers Club: Lessons from the Battlefields of Life

By Harry Stein, Stein Harry

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A group of WWII veterans, living in Monterey, CA, meet every week to "shoot the breeze" and solve the world's problems. These men, part of what has come to be known as the "Greatest Generation," gr...

Buchenwald Concentration Camp 1937 1945 A Guide to the Permanent Historical Exhibiton

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Sozialdemokraten gegen Hitler: Die Widerstandsgruppe Nehrling-Eberling in Weimar

By Udo Wohlfeld, Harry Stein

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Ethics and Other Liabilties

By Harry Stein

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Ethics and Other Liabilities

By Harry Stein

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Ethics (and other liabilities)

By Harry Stein, Stein Harry

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The magic bullet

By Stein Harry

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Infinity's child

By Stein Harry

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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.