Ronni T. Marshak Books

Word processing software for the IBM PC

By Ronni Marshak, Patricia B. Seybold, Ronni T. Marshak

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Data Base Management Systems: The Desk-Top Generation

By Seybold Series Edition

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The Customer Revolution

By Patricia B. Seybold, Ronni T. Marshak

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Customers.com

By Patricia B. Seybold

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"Patricia Seybold has advised major companies not only on the technical requirements for a successful electronic commerce strategy, but also on the management, marketing, sales, and customer suppor...

Electronic typewriters--getting started for less than 2,000

By Ronni T. Marshak

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Revolution

By Patricia B. Seybold, Ronni T. Marshak

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Customers.Com Century Business

By Patricia B. Seybold

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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.