Daniel Cohen Books

The Headless Roommate and Other Tales of Terror

By Daniel Cohen

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Ceremonial magic

By Daniel Cohen

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Discusses ceremonial magic, which frequently involves elaborate rituals, from that practiced by ancient Egyptians to that practiced today.

Railway ghosts and highway horror

By Daniel Cohen

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Great Ghosts

By Daniel Cohen, David Linn

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Contact

By Daniel Cohen

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Learn what others believe in this history of alien contact with Earth.

The Riddle of the Stones and Other Unsolved Mysteries

By Daniel Cohen

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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.