Judith Adler Hennessee Books

Betty Friedan: Her Life

By Judith Adler Hennessee, Judith Hennessee

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There is no one in the women's movement more renowned or pervasive in her presence, more long-lasting - or more contentious - than Betty Friedan. But what sort of person is she, really? Judith Hen...

Unnatural Death

By Michael Baden

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Unnatural Death

By John Canning, Michael M. Baden, Judith Adler Hennessee, Judith Adler Hennesse

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Betty Friedan Her Life

By Judith Adler Hennessee, Judith Hennessee

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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.