Terence Allan Crowley Books

Marriage of minds

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"Oscar Skelton (1878-1941) was a prominent early-twentieth-century scholar who became a civil servant and political adviser to prime ministers Mackenzie King and R.B. Bennett. He wrote a number of...

Marriage of Minds

By Terry Crowley

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The essentials of Canadian history

By Terence Allan Crowley

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Essentials of Canadian History 1868 to Present Essentials of Canadian History

By Rae Murphy, Terence Allan Crowley

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New Canada Movement

By Terence Allan Crowley

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Louisbourg, Atlantic fortress and seaport

By Terence Allan Crowley

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Louisbourg

By T. A. Crowley, Terry Crowley

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Agnes Macphail and the politics of equality

By T. A. Crowley

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Agnes Macphail and the politics of equality

By T. A. Crowley, Terence Allan Crowley

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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.