Bernard Ryan Books

Helping Your Child Start School

By Bernard Ryan Jr.

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Helping Your Child Start School

By Bernard Ryan, Bernard Ryan Jr.

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Condoleeza Rice

By Bernard Ryan, Bernard Ryan Jr.

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A biography of Condoleeza Rice, known both and as an accomplished pianist and for serving as George W. Bush's National Security Advisor.

Hillary Rodham Clinton

By Bernard Ryan, Bernard Ryan Jr.

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A biography of the New York senator and wife of the forty-second president of the United States. Includes information on how to become a lawyer, federal or state official.

Stephen Hawking

By Bernard Ryan, Bernard Ryan Jr.

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Jeff Bezos

By Bernard Ryan, Bernard Ryan Jr.

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Warren Buffet

By Bernard Ryan, Bernard Ryan Jr.

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Protecting the Environment

By Bernard Ryan Jr.

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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.