Mary Kay McComas Books

One on One

By Mary Kay McComas

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Bump in the Night

By Mary Kay McComas, Ruth Ryan Langan, Mary Blayney, Nora Roberts

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Bump in the Night

By J. D. Robb Mary Blayney Ruth Ryan Langan, May Kay McComas

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Follow four of today’s most provocative authors to a place where love can transform reality—and anything can happen. Here they present four paranormal stories of ethereal circumstances,...

Got It Bad

By Mary Kay McComas

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Asking for Trouble

By Mary Kay McComas

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Ms. Miller and the Midas Man

By Mary Kay McComas

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By the Book

By Mary Kay McComas

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Obsession

By Mary Kay McComas

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One on One

By Mary Kay McComas

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One for Me

By Mary Kay McComas

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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.