Judith Devlin Books

Slavophiles and commissars

By Judith Devlin

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Insiders Guide to San Diego

By Mellin Maribeth Onstott Jane Devlin Judith C.

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The rise of the Russian democrats

By Judith Devlin

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The fall of the Soviet system was hailed in the West as a triumph of liberal and democratic ideals, but this euphoria was to be short lived. The Rise of the Russian Democrats traces the pro-Western...

European Encounters

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Religion and rebellion

By Irish Conference Of Historians 22nd 1995 Dublin

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The Superstitious Mind

By Judith Devlin

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Slavophiles and Commissars

By Judith Devlin

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Slavophiles and Commissars

By J. Devlin

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World War I in Central and Eastern Europe

By Maria Falina, Judith Devlin, John Paul Newman

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Insiders Guide R to San Diego 6th

By Mellin Onstott

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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.