Diana L. Paxson Books

The Wind Crystal: Book Five of the Chronicles of Westria

By Diana L. Paxson

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Marion Zimmer Bradley's Ancestors of Avalon

By Diana L. Paxson

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Marion Zimmer Bradley's beloved Avalon saga continues with the dramatic story of the ancestors of Avalon, from their life on the doomed island of Atlantis to their escape to the mist-shrouded isle...

Marion Zimmer Bradley s Sword of Avalon

By Diana L. Paxson

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Continuing the saga of the inhabitants of Avalon, a young boy raised in secret after his parents are killed by traitors returns home to prove his worth and lead his followers to victory while wield...

The White Raven

By Diana L. Paxson

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Marion Zimmer Bradley's Ancestors of Avalon

By Diana L. Paxson, Marion Zimmer Bradley

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Marion Zimmer Bradley s Ravens of Avalon

By Diana L. Paxson, Marion Zimmer Bradley

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Lady of light

By Diana L. Paxson

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Lady of Darkness

By Diana L. Paxson

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The White Raven

By Diana L. Paxson

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The Serpent's Tooth

By Diana L. Paxson

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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.