Patrick Henry Reardon Books

Wise lives

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Although it is found in every major extant Christian manuscript of the Old Testament, the later exclusion of the Wisdom of Sirach (also known as Ecclesiasticus) from the Protestant canon has made i...

The Jesus we missed

By Patrick Henry Reardon

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Christ in the Psalms

By Patrick Henry Reardon

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Christ in His Saints

By Patrick Henry Reardon

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The Trial of Job

By Patrick Henry Reardon

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Chronicles of History and Worship

By Patrick Henry Reardon

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Reclaiming the Atonement Volume 1

By Patrick Henry Reardon

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Revelation

By Patrick Henry Reardon

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Romans

By Patrick Henry Reardon

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Jesus We Missed

By Patrick Reardon

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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.