Richard Tarnas Books

Xi fang si xiang shi

By Richard Tarnas

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Cosmos y Psique 2a edicion

By Richard Tarnas, M.A. Galmarini

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COSMOS Y PSIQUE

By Richard Tarnas, M.A Galmarini

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La pasion de la mente occidental

By Richard Tarnas, M.A. Galmarini

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Cosmos and Psyche

By Richard Tarnas

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A groundbreaking book that explores how astrology can inform our understanding of the events that have shaped our world—the inspiration for the docuseries Changing of the Gods.In these pages, disti...

Journal for Star Wisdom

By Powell Robert

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Psyche Unbound

By Richard Tarnas, Sean M. Kelly, Rick Doblin

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Psyche Unbound

By Richard Tarnas

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Passion of the Western Mind

By Richard Tarnas

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Passion of the Western Mind

By Richard Tarnas

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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.