John R. Cross Books

Acupressure

By John R. Cross

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Acupressure and Reflextherapy in the Treatment of Medical Conditions

By John R. Cross

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All That the Prophets Have Spoken

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Healing with the Chakra Energy System

By John R. Cross Foreword By Robert Charman

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Written in accessible language for bodyworkers and hands-on therapists, Healing with the Chakra Energy System describes the use of very simple nonsuppressive and nonsymptomatic techniques in which...

All that the Prophets have Spoken

By John R. Cross

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By This Name

By John R. Cross

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By This Name Companion Workbook

By John R. Cross

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El Forastero en el Camino a Emaus

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L homme sur le Chemin d Emmaus

By John R. Cross

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All that the prophets have spoken

By John R. Cross

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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.