Helena P. Blavatsky Books

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.

Helena P. Blavatsky Books

Die Geheimlehre 4 Bde.

Theosophical Astrology

The Kosmic Mind

The Feminine Occult

A Collection of Fiction and Essays by Occult Writers on Supernatural Metaphysical and Esoteric Subjects

A Collection of Writings Related to Occult Esoteric Rosicrucian and Hermetic Literature Including Freemasonry the Kabbalah the Tarot Alchemy and Theosophy Volume 1

A Collection of Writings Related to Occult Esoteric Rosicrucian and Hermetic Literature Including Freemasonry the Kabbalah the Tarot Alchemy and Theosophy Volume 3

A Collection of Writings Related to Occult Esoteric Rosicrucian and Hermetic Literature Including Freemasonry the Kabbalah the Tarot Alchemy and Theosophy Volume 4

A Doutrina Secreta Volume III Em Portuguese do Brasil

Isis sem Veu Vol. 1

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

What is an EAN and How Does it Relate to an ISBN?