Mark Engler Books

Spark Notes AP Power Pack: World History

By Sharon Cohen, Margaret Welles, David Clark, Mark Engler, To Know And To Love God

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This Is an Uprising

By Paul Engler, Mark Engler

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This is an uprising

By Mark Engler

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"Strategic nonviolent action has reasserted itself as a potent force in shaping public debate and forcing political change. Whether it is an explosive surge of protest calling for racial justice i...

Manual de desobediencia civil

By Paul Engler, Mark Engler, Nuria Peres Sellares, Bill McKibben

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This Is an Uprising

By Paul Engler, Mark Engler

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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.