Timothy J. Knab Books

A War of Witches

By Timothy J. Knab

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A Scattering of Jades

By Thelma D. Sullivan

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"This narrative of frightening encounters with a charismatic deviant is a dramatic account of anthropological fieldwork. It culminates in the quest to discover what really happened when Jesus was k...

Krieg der Hexen. Eine Reise in die Geisterwelt Mexikos.

By Timothy J. Knab

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La Guerra de Los Brujos

By Timothy J. Knab

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War of Witches

By T. J. Knab

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War of Witches

By Timothy J. Knab

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War of Witches

By Timothy J. Knab

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War of Witches

By Timothy J. Knab

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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.