Michael O Sullivan Books

Brendan Behan

By Michael O Sullivan

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Brendan Behan

By Michael O Sullivan

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"Brendan Behan was already a legend of the literary world when he died in 1964 at the age of forty-one."--BOOK JACKET. "Born in Dublin in 1923 into a highly talented family forced by unusual circu...

Le Coq Hardi

By Michael O Sullivan

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The incarnation of language

By Michael O Sullivan

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The Judge Who Sentenced You

By Michael O Sullivan

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W H Auden Life Times

By Michael O Sullivan

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Lover of ashes

By Michael O Sullivan

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Mornings of the Oresteia

By Michael O Sullivan

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Irish Expatriatism Language and Literature

By Michael O Sullivan

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Michel Henry Incarnation Barbarism and Belief

By Michael O Sullivan

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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.