David Edwin Harrell Jr. Books

Oral Roberts: An American Life

By David Edwin Harrell

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Oral Roberts: An American Life

By David Edwin Harrell

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All Things Are Possible: The Healing and Charismatic Revivals in Modern America

By David Edwin Jr. Harrell

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Unto A Good Land: A History Of The American People

By Randall B. Woods, Edwin S Gaustad, John B. Boles, Edwin S. Gaustad, David Edwin Harrell Jr., David Edwin Harrell, Sally Foreman Griffith, Randall M. Miller, Boles, John B., Randall Bennett Woods

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Introducing a New U.S. History Text That Takes Religion Seriously Unto a Good Land offers a distinctive narrative history of the American people -- from the first contacts between Europeans and Nor...

Pat Robertson

By David Edwin Harrell

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Pat Robertson: A Life and Legacy is the first sweeping overview of the remarkable life and the vast international empire led by Marion Gordon "Pat" Robertson (1930-), one of the consummate -- and m...

Oral Roberts

By David Edwin Harrell

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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.