Donald Dunn Books

Ponzi

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Just who was the man whose name has become synonymous with the classic “rob-Peter-to-pay-Paul” scam in which money from new investors is used to reward earlier ones?  In December 1...

Legal research illustrated

By Steven M. Barkan

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Models of Particles and Moving Media

By Donald Dunn

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Fundamentals of legal research and legal research illustrated

By Steven M. Barkan

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Assignments to Fundamentals of Legal Research, 9th and Legal Research Illustrated

By Steven Barkan, Donald Dunn, Roy Mersky

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Ponzi

By Donald Dunn

Average: 0.00, 0 Ratings

Just who was the man whose name has become synonymous with the classic “rob-Peter-to-pay-Paul” scam in which money from new investors is used to reward earlier ones?  In December 1...

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.