Sandor Katz Books

Whoopi Goldberg Junior Black Americans of Achievement

By Sandor Katz

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Anne Frank

By Sandor Katz

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Traces the life of the young Jewish girl whose diary chronicles the years she and her family hid from the Nazis in an Amsterdam attic.

Anne Frank

By Sandor Katz

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Traces the life of the young Jewish girl whose diary chronicles the years she and her family hid from the Nazis in an Amsterdam attic.

Whoopi Goldberg

By Sandor Katz

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Profiles the life and career of the versatile Academy Award-winning actress and comedian.

Whoopi Goldberg

By Sandor Katz

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Profiles the life and career of the versatile Academy Award-winning actress and comedian.

Ferment

By Sandor Katz, Holly Davis

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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.