Robert Cunningham Books

The Blues

By Cunningham Robert III., Robert M. Cunningham

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This first complete history of the Blue Cross and Blue Shield system tells the story of America's largest and oldest health insurers, from their beginnings to the turbulent 1990s. Drawing on extens...

The Grand New Game

By Robert K. Cunningham

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893

By Robert Cunningham

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Sergei Rachmaninoff a Bio Bibliography

By Cunningham Robert E. Jr.

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Company Law

By Richard Baumfield, Richard Copp, Alex Wong, Robert Cunningham, Ellie Chapple

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Company Law

By Richard Baumfield, Richard Copp, Alex Wong, Robert Cunningham, Ellie Chapple

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Fundy

By Cunningham Robert D.

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Sunflowers

By Robert Cunningham

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Sunflowers

By Robert Cunningham

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Company Law

By Richard Baumfield, Richard Copp, Robert Cunningham, Ellie Larelle Chapple, Akshaya Kamalnath

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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.