Antony Cummins Books

The Ultimate I Ching

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All you need to know to start working with the I-Ching straightaway. Uniquely accessible, with simple step-by-step lessons and striking red-and-black graphics.Pick up The Ultimate I-Ching and you w...

The Ultimate Unofficial Guide to Tolkien's World

By Antony Cummins

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Tolkien's Middle Earth continues to capture the global imagination. In this accessible (but unofficial) guide, this sometimes confusing world is broken down into bite-sized sections that bring it t...

The True Path Of The Ninja The Definitive Translation Of The Shoninki

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Samurai and Ninja

By Antony Cummins

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True Path of the Ninja

By Yoshie Minami, Otake Risuke, Antony Cummins, Nakashima Atsumi

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Modern Ninja Warfare

By Jayson Kane, Antony Cummins

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Libro del Bushid 333

By Antony Cummins

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Arte de la guerra Guia visual

By Jay Kane, Sun Tzu, Antony Cummins

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Manual secreto de los ninja.

By Akiko Shimojima, Sean Michael Wilson, Juan Jimenez Ruiz De Salazar, Antony Cummins

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Shinobi Hiden

By Antony Cummins

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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.