John Cronin Books

The Anglo Irish Novel 1900 1940 Anglo Irish Novel

By John Cronin

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The Riverkeepers

By John Cronin, Cronin John

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A modern-day David and Goliath tale, The Riverkeepers is an impassioned firsthand account by two advocates who have taken on powerful corporate and government polluters to win back the river they l...

The RIVERKEEPERS

By John Cronin, Robert Kennedy

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Selected Plays of st John Ervine Irish Drama Selections 5

By John Cronin, Ervine St. John G.

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Selected Plays of St. John Ervine Irish Drama Selections

By John Cronin

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Somerville and Ross The Irish writers series

By John Cronin

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Somerville and Ross The Irish writers series

By John Cronin, Phillip L. Marcus

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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.