Judy L. Hasday Books

Extraordinary people in the movies

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Profiles more than sixty actors, directors, and producers from different eras and cultures who have left their mark on their respective fields, from Charlie Chaplin to Drew Barrymore.

Extraordinary Women Athletes Extraordinary People

By Judy L. Hasday

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Extraordinary people in the movies

By Judy L. Hasday

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Profiles more than sixty actors, directors, and producers from different eras and cultures who have left their mark on their respective fields, from Charlie Chaplin to Drew Barrymore.

From Sea to Shining Sea: Minnesota

By Judy L. Hasday

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Put kids on the road to discovery with the series that brings the United States to life, state by exciting state. It's all here - the history and geography, the people and culture, plus colorf...

The Holocaust Great Disasters Reforms and Ramifications

By Judy L. Hasday

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Pearl Harbor Great Disasters Reforms and Ramifications

By Judy L. Hasday

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Agnes de Mille Women in the Arts

By Judy L. Hasday

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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.