Robert Alexander Books

The Kitchen Boy

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Soon to be a major motion picture starring Kristin Scott Thomas (The English Patient), directed by Stefan Ruzowitzky (The Counterfeiters) Drawing from decades of work, travel, and research in Russi...

Pure Mathematics, Grade 12, Student Edition

By Brendan Kelly, Robert Alexander, Bob Alexander

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Minds on math 7

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Minds on math 9

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Minds on math 9

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Minds on Math 8 Ontario edition

By Robert Alexander

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Minds on math 9

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Addison-Wesley mathematics 9

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Addison-Wesley mathematics 9

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Addison-Wesley foundations of mathematics 10

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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.