Carol Rothgeb Books

No One Can Hurt Him Anymore

By Scott Cupp, Carol Rothgeb

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Hometown Killer

By Carol J. Rothgeb, Carol Rothgeb

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Child KillerSpringfield, Ohio was an All-American town. A town rocked in 1992 by the discovery of two adolescent girls, brutally raped and murdered. Investigators soon learned that four local misfi...

No One Can Hurt Him Anymore Pinnacle True Crime

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Hometown Killer

By Carol J. Rothgeb, Carol Rothgeb

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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.