David Oldroyd Books

Earth Cycles

By David Oldroyd

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Arch of knowledge

By David Oldroyd

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Thinking about the Earth

By D. R. Oldroyd, David Oldroyd

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Thinking about the Earth: A History of Ideas in Geology

By D. R. Oldroyd, David Oldroyd

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Thinking about the Earth is a history from Antiquity to the present of ideas about the planet on which we live. Not a history of geology, it instead recounts the geological tradition of Western sci...

Estates Enterprise And Investment at the Dawn of the Industrial Revolution

By DAVID OLDROYD

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Managing staff development

By David Oldroyd

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Educational management today

By David Oldroyd

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Educational management today

By David Oldroyd

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Insan Dusuncesinde Yerkure

By David Oldroyd

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Managing Schools Today

By Elsner Danuta, Cyril Poster, David Oldroyd

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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.