Roy A. Rosenberg Books

Happily intermarried

By Roy A. Rosenberg

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Happily intermarried: Authoritative advice for a joyous Jewish-Christian marriage

By Roy A. Rosenberg

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The veneration of divine justice

By Roy A. Rosenberg

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A Concise Guide to Judaism

By Rabbi Roy A. Rosenberg

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Everything you need to know about America's Jews and their history

By Roy. A. Rosenberg

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Using an engaging question-and-answer format, this illuminating and authoritative book provides answers to such questions as: Who were the Jews who came to New Amsterdam in 1654? Did the United Sta...

The concise guide to Judaism

By Roy A. Rosenberg

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Who was Jesus?

By Roy A. Rosenberg

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Who was Jesus?

By Roy A. Rosenberg

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The anatomy of God

By Roy A. Rosenberg

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Everything You Need to Know about Jewish American History

By Roy A. Rosenberg

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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.