Douglas Kelley Books

The Captain s Wife

By Douglas Kelley

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The captain's wife

By Douglas Kelley

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Marital Communication

By Douglas Kelley

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Marital Communication

By Douglas Kelley

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Marital Communication shines a light on healthy relationships for those who want to better understand key communication processes between long-term, committed, romantic partners. Written with stude...

Marital Communication Key Themes in Family Communications

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Moral Talk Across the Lifespan

By Vince Waldron, Douglas Kelley

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Moral Talk Across the Lifespan

By Vince Waldron, Douglas Kelley

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Moral Talk Across the Lifespan

By Vince Waldron, Douglas Kelley

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Moral Talk Across the Lifespan

By Vince Waldron, Douglas Kelley

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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.