A. V. Podosinov Books

Ovids Dichtung als Quelle fur die Geschichte des Schwarzmeergebiets

By A. V. Podosinov

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Ex oriente lux!

By A. V. Podosinov

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Vostochnaia Evropa v rimskoi kartograficheskoi traditsii

By A. V. Podosinov

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Simvoly chetyrekh evangelistov

By A. V. Podosinov, Aleksandr Vasil Evich Podosinov

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The periphery of the classical world in ancient geography and cartography

By A. V. Podosinov

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"Dedicated to the problems of centre and periphery in the ancient world in their historical and geographical aspects. These problems are discussed here within a broad chronological scope: from the...

Russian River . Waterways of Eastern Europe in ancient and medieval geography

By T. N. Dzhakson, T. M. Kalinina, A. V. Podosinov

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Kuda plaval Odissei

By A. V. Podosinov

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Rimskie geograficheskie istochniki

By A. V. Podosinov

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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.