David A. Green Books

Historical Supernovae and their Remnants

By F. Richard Stephenson, David A. Green

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Tonya Baldwin

By David A. Green

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The beginning of sorrows

By David A. Green

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New Insights From Recent Studies in Historical Astronomy Following in the Footsteps of F. Richard Stephenson

By Wayne Orchiston, Richard Strom, David A. Green

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This book contains papers from a conference held to celebrate the 70th birthday of one of the world’s foremost astronomical historians, Professor F. Richard Stephenson, the latest recipient of the...

Out of the Yoke of Bondage

By David A. Green

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Young and the Foolish

By David A. Green

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Vengeance

By David A. Green

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Unequally Yoked

By David A. Green

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Dimensions of Inequality in Canada

By Jonathan R. Kesselman, David A. Green

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Dimensions of Inequality in Canada

By Jonathan R. Kesselman, David A. Green

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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.