David E. Sumner Books

Graduate programs in journalism and mass communications

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Until now it has been difficult, if not impossible, to locate the universities offering graduate programs in mass communications from the directories of graduate schools. This book, Graduate Progra...

Feature and magazine writing

By David E. Sumner

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Magazines

By Shirrel Rhoades, David E. Sumner

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The Episcopal Church's history, 1945-1985

By David E. Sumner

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Magazines

By Shirrel Rhoades, David E. Sumner

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Feature and Magazine Writing Action Angle and Anecdotes

By Holly G. Miller, David E. Sumner

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The magazine century

By David E. Sumner

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The magazine century

By David E. Sumner

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John Thrasher

By David E. Sumner Ph.D.

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The Episcopal Church s history 1945 1985

By David E. Sumner

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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.