Bill Leonard Books

Baptists in America

By Bill Leonard, Bill J. Leonard

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Baptist questions Baptist answers

By Bill Leonard

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Homebrewed Christianity Guide to Church History

By Bill Leonard, Tripp Fuller

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Homebrewed Christianity Guide to Church History

By Bill Leonard, Tripp Fuller

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Encyclopedia of Religious Controversies in the United States

By Jill Crainshaw, Bill Leonard

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"A primary-source reader in early Stuart Christianity, reflecting the varieties of religious expression, theological conviction, and spiritual experience; the volume includes annotated and moderniz...

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.