Leo G. Perdue Books

An important ongoing debate focuses on the present health and well-being of families in American society. Much of the debate, however, is either ill-informed or consists of rhetoric that attempts t...

The Voice from the Whirlwind

By Leo G. Perdue

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Wisdom & creation

By Leo G. Perdue

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The collapse of history

By Leo G. Perdue

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Reconstructing Old Testament Theology

By Leo G. Perdue

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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.