Douglas Hoffman Books

Marketing

By Douglas Hoffman

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Marketing

By Douglas Hoffman

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Marketing

By Douglas Hoffman

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Reengineering Software Sys

By Utz Walter J. Jr., Douglas Hoffman

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Business Marketing Management

By Michael D. Hutt, Douglas Hoffman, Thomas W. Speh

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Gain an understanding of the most recent industry trends and today's dynamic B2B market with Hutt/Speh/Hoffman's BUSINESS MARKETING MANAGEMENT: B2B, 13E. This edition ties concepts to real-world de...

Ballerinas 2005 Calendar

By Douglas Hoffman

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Services Marketing

By John Bateson, Douglas K. Hoffman, Emma Wood

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The Domain Testing Workbook

By Cem Kaner, Douglas Hoffman, Sowmya Padmanabhan, Hoffman, Douglas, Kaner, Cem, Padmanabhan, Sowmya

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Domain testing is the most widely taught technique in software testing. However, many of the presentations stick with examples that are too simple to provide a strong basis for applying the techn...

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.