Jean W. Sedlar Books

Origins of Civilization: 001

By Jean W. Sedlar, William Hardy McNeill

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Title: Ancient Near East

By Jean W. Sedlar, William Hardy McNeill

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Readings in World History: 3: the Classical Mediterranean World

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China, India and Japan: The Middle Period

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292 p. : 21 cm

East Central Europe in the Middle Ages, 1000-1500

By Jean W. Sedlar

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Although the Middle Ages saw brilliant achievements in the diverse nations of East Central Europe, this period has been almost totally neglected in Western historical scholarship. East Central Euro...

East Central Europe in the Middle Ages, 1000-1500

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India in the mind of Germany

By Jean W. Sedlar

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India in the mind of Germany

By Jean W. Sedlar

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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.