Charles Decker Books

P and G 99

By Charles Decker

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Beans

By Bob Nelson, Charles Decker, Leslie Yerkes

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Lessons from the Hive

By Charles Decker

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Out Spoken: Stories of Gay, Lesbian, and Transgendered Youth.

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The major newsmedia recently reported on the outing and ultimate ousting of Maya Keyes by her ultra religious right-wing father, Washington politician Alan Keyes. Sadly, many young gay people in th...

Una taza de cafe

By Charles Decker, Leslie A. Yerkes

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Lecciones Desde La Colmena

By Charles L. Decker

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Beans

By Bob Nelson, Charles Decker, Leslie Yerkes

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Beans

By Bob Nelson, Charles Decker, Leslie Yerkes

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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.