Carolyn W. Pumphrey Books

The Energy and Security Nexus

By Strategic Studies Institute, Carolyn W. Pumphrey

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Global climate change

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"On March 30-31, 2007, the Strategic Studies Institute (SSI) and the Triangle Institute for Security Studies (TISS) held a colloquium on 'Global Climate Change: National Security Implications'.......

The energy and security nexus

By Carolyn W. Pumphrey

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The relationship between energy and security has been receiving increasing attention over the last few years. Energy literally drives the global economy. Societies rely on it for everything from ad...

Armed Conflict in Africa

By Carolyn W. Pumphrey, Rye Schwartz Barcott

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Rise of China in Asia

By Strategic Studies Institute, Carolyn W. Pumphrey

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Rise of China in Asia

By Strategic Studies Institute, Carolyn W. Pumphrey

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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.