Andrew Louth Books

Abba The Tradition of Orthodoxy in the West

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In vitro veritas - more tracts for ourtime

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Meditations of the heart

By A. G. Andreopoulos, Augustine Casiday, Carol Harrison, Andrew Louth

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The Psalms are one of the most important biblical texts in Patristic exegesis, commentary, preaching, liturgical practice and theological reflection. Their language and imagery is all-pervasive; th...

Early Christian Writings

By Penguin Books Staff, Maxwell Staniforth, Andrew Louth

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History of the Church from Christ to Constantine

By G. Williamson, Eusebius, Andrew Louth

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Selected Essays Volume I

By Lewis Ayres, John Behr, Andrew Louth

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Selected Essays Volume II

By Lewis Ayres, John Behr, Andrew Louth

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Orthodox Church in the Byzantine Empire

By J. M. Hussey, Andrew Louth

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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.