Antony Cummins Books

The Illustrated Guide to Viking Martial Arts

By Cummins

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The illustrated guide to Viking martial arts

By Antony Cummins

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Bansenshukai The Original Japanese Text

By Antony Cummins

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Shinobi Soldiers II

By Antony Cummins

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The Lost Samurai School

By Antony Cummins Mieko Koizumi

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This stunning English translation of a medieval Japanese text is an illustrated martial arts manual and a historical account of the teachings of a samurai grandmaster Available for the first t...

Ninja Skills

By Antony Cummins

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The world's only illustrated guide to the real ninja teachings of historic Japan with original techniques presented in a highly accessible 'how-to' format The shadowy figure of the ninja—exp...

In Search of the Ninja

By Antony Cummins

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In Search of the Ninja

By Antony Cummins

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Old Japan

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.