Orest A. Ranum Books

By the eighteenth century Paris was one of the great wonders of Europe, renowned for its magnificent royal monuments and as a center for science, literature, and the arts. More so than any other Eu...

Century of Louis XIV Documentary History of W.Civilization

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The Fronde

By Orest A. Ranum, Orest Ranum

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Paris in the age of absolutism

By Orest A. Ranum, Orest Ranum

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Paris in the age of absolutism

By Orest Allan Ranum

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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.