Marjorie P. K. Weiser Books

Womanlist

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A reference book that lists celebrated women and their discoveries and achievements including the true inventor of the cotton gin, General Grant's most brilliant spy, and history's ten most romanti...

Womanlist

By Marjorie P. K. Weiser

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Ethnic America

By Marjorie P. K. Weiser

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A compilation of reprinted articles considering various ethnic groups in the United States, with emphasis on Native Americans and Afro-Americans, and how they coped with their problems in adjusting...

Pegs to hang ideas on

By Marjorie P. K. Weiser

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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.