Eric Hadley Books

Germany 1918-1949

By Alan White, Eric Hadley

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Legends of the Sun and Moon

By Tessa Hadley, Eric Hadley

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Legends of Earth, Air, Fire and Water

By Tessa Hadley, Eric Hadley

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A collection of myths and legends from different parts of the world about the four basic elements without which life would not be possible.

Legends of the Sun and Moon Cambridge Legends

By Tessa Hadley, Eric Hadley

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Teaching Practice and the Probationary Year Teaching Matters

By Eric Hadley

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English in the Middle Years Teaching Matters

By Eric Hadley

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Germany Nineteen Eighteen to Nineteen Forty Nine

By Alan White, Eric Hadley

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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.