Jame Trefil Books

Great Ideas of Science

By Robert M. Hazen, Jame Trefil

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Funf Grunde warum es die Welt nicht geben kann

By Jame Trefil

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In his previous books, A Scientist at the Seashore and Meditations at Sunset, James Trefil used common place settings in the natural world as a point of departure for probing the mysteries of natur...

Reading the mind of God

By Jame Trefil

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Meditations at sunset

By Jame Trefil

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Reading the mind of God

By Jame Trefil

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Sciences

By Jame Trefil

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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.