Charles Hoffer Books

Written by a past president of Music Educator's National Conference (MENC) and participant in the creation of National Standards, this is the fifth edition of a book that has dominated its speciali...

Music Listening Today Cengage Advantage Edition with Digital Music Download Printed Access Card and 2 CD set

By Charles Hoffer

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Music Listening Today

By Charles Hoffer, Darrell Bailey

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Music Listening Today with Download Card

By Charles Hoffer, Darrell Bailey

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Bowmar s Adventures in Music Listening Level 1 Adventures in Music Listening

By Charles Hoffer, Leon Burton, William Hughes

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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.