Helen Ruddle Books

Understanding Teenagers

By Tony Humphreys

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A model of managed co-operation

By Helen Ruddle

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Relationship relationship relationship

By Tony Humphreys

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"No matter where you are, what you are doing, whether you are alone or with others, you are always in relationships. Whatever relationship, it is always a couple-relationship ... This book is conce...

The Years Ahead report

By Helen Ruddle

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The Compassionate Intentions Of Illness

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Breakthrough

By Tony Humphreys, Helen Ruddle

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Breakthrough

By Tony Humphreys, Helen Ruddle

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Reaching out

By Helen Ruddle

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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.