Norman D. Levin Books

Do the Ties Still Bind

By Norman D. Levin

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The U.S. military role in a changing Asia

By Norman D. Levin

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The Wary Warriors

By N Levin, Norman D. Levin

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Sunshine in Korea

By Norman D. Levin

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The debate in South Korea over the government's engagement policy toward North Korea (the so-called "sunshine" policy) did not start with Pyongyang's recent admission that it has been secretly purs...

Prisms and Policy

By N Levin

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The shape of Korea's future

By Norman D. Levin

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Modernizing the North Korean system

By Charles Wolf

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Pacific currents

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The shape of Korea's future

By Norman D. Levin

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Korean and U.S. forces and responsibilities in the changing Asian security environment: Executive summary

By Charles Wolf Jr, James H. Hayes, Norman D. Levin, Oh Kwan Chi, Han Yong Sup

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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.