Richard A. Norris Books

A History of the Christian Church

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A History of the Christian Church

By David W. Lotz, Richard A. Norris, Williston Walker, Robert T. Handy

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The Christological controversy

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The Song of Songs

By Richard A. Norris Jr.

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"In The Song of Songs, the inaugural volume of The Churches Bible, Richard A. Norris, Jr. uses commentaries and sermons from the church's first millennium to illustrate the original Christian under...

Understanding the faith of the Church

By Richard A. Norris

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Understanding the faith of the Church

By Richard A. Norris

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Understanding the faith of the Church

By Richard A. Norris

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F.D. Maurice

By Frank McClain

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Homilies on the Song of songs

By Gregorius Nyssenus

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Song of Songs

By Richard A. Norris

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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.