Allen Ascher Books

Top Notch 2 with Take-Home Super CD-ROM
Summit 1 with Super CD-ROM
Summit 1A with Workbook and Super CD-ROM
Summit 2 with Super CD-ROM
Top Notch Pop Songbook with Audio CDs and Karaoke CD-ROM
Top Notch Pop Songbook with Audio CDs and Karaoke CD-ROM

By Joan M. Saslow, Robert Eustis Morsberger, Allen Ascher

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Workbook containing texts of 40 original songs that reinforce the vocabulary, grammar, and pronounciation every language learner needs.

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Top Notch 1A: English for Today's World
Summit 1 with ActiveBook
Summit 1 with ActiveBook

By

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Top Notch Fundamentals with ActiveBook and MyEnglishLab
Top Notch Fundamentals Workbook
Top Notch 3 with ActiveBook and MyEnglishLab

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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.

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