Robert Macswain Books

Grammar and Grace: Reformulations of Aquinas and Wittgenstein: Reformations of Aquinas and Wittgenstein

By Jeffrey Stout, Robert MacSwain

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Theology, Aesthetics, and Culture: Responses to the Work of David Brown

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The Cambridge Companion To C. S. Lewis

By Ward, Michael, Robert Macswain, MacSwain, Robert

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A Distinguished Academic, Influential Christian Apologist, And Best-selling Author Of Children's Literature, C.s. Lewis Is A Controversial And Enigmatic Figure Who Continues To Fascinate, Fifty Yea...

Scripture, Metaphysics, And Poetry: Austin Farrer'S The Glass Of Vision With Critical Commentary

By Austin Farrer, Robert Macswain

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This book offers a critical edition of arguably the greatest work of English theology in the 20th century: Austin Farrer's Bampton Lectures published as The Glass of Vision in 1948. Farrer was an i...

Theology Aesthetics and Culture

By Robert Macswain, Taylor Worley

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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.