De Vries, Peter Books

Wistrix Donn: The Mystery And The Miracle

By Peter De Vries, Peter DeVries, Peter Devries, De Vries, Peter

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An action-filled epic of idealism and devotion, "Wistrix Donn" weaves philosophy, mythology, and mystery into a world of medieval fantasy. War consumes the lands of the east as rulers strive for p...

Mackerel Plaza

By Peter Devries

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Let Me Count the Ways

By Peter Devries

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Vale of Laughter

By Peter Devries

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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.