Margaret Anne Doody Books

"Set in 4th century BC Athens, this is the story of a student named Stephanos who narrates the way his teacher Aristotle provides Sherlock Holmes-like powers of deduction to help solve a murder. Th...

Aristotle and the secrets of life

By Margaret Anne Doody

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"Sequel to Aristotle and Poetic Justice, this draws on political tensions between Athenians and followers of Alexander the Great. Stephanos and Aristotle travel across the Aegean to Delos and as fa...

Jane Austen's names

By Margaret Anne Doody

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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.