Laurie J. Marks Books

Fire Logic

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Earth. Air. Water. Fire. These elements have sustained the peaceful people of Shaftal for generations, with their subtle powers of healing, truth, joy, and intuition. But now Shaftal is dying. The...

Earth logic

By Laurie J. Marks

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Fire logic

By Laurie J. Marks

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Moonbane Mage Children of the Triad

By Laurie J. Marks

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Ara s Field Children of the Triad

By Laurie J. Marks

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Dancing Jack

By Laurie J. Marks

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Water Logic An Elemental Logic Novel

By Laurie J. Marks

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Fire Logic An Elemental Logic novel

By Laurie J. Marks

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Earth Logic An Elemental Logic novel

By Laurie J. Marks

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Air Logic a novel Elemental Logic

By Laurie J. Marks

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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.