D.M. Blackwell Books

Blood is Thicker

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Hakeem has a hard time adjusting when, due to his father's sickness, Hakeem and his family must move in with his uncle in distant Detroit, especially when he has to share his room with his moody co...

Bluford Series 20 Book Boxed Set

By Anne Schraff, D.M. Blackwell, Peggy Kern, Paul Langan, Ben Alirez, Karyn Folan, John Langan

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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.