Anna Comnena Books

The Alexiad

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A revised edition of a medieval masterpiece—the first narrative history written by a woman Written between 1143 and 1153 by the daughter of Byzantine Emperor Alexios I Komnenos, The Alexiad is one...

Alexiad of the Princess Anna Comnena

By Anna Comnena

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The Alexiad of the Princess Anna Comnena

By Anna Comnena

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The Alexiad Volume I EasyRead Edition

By Anna Comnena

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The Alexiad Volume II EasyRead Edition

By Anna Comnena

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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.