Matthias Hardt Books

Rome, Constantinople and newly-converted Europe

By Matthias Hardt, Maciej Salamon, Miroslaw Piotr Kruk, Aleksandra Sulikowska Gaska

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Macht des Goldes Gold der Macht

By Hungary Internationales Symposion Grundprobleme Der Fruhgeschichtlichen Entwicklung Im Mittleren Donauraum 23rd 2011 Tengelic

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"Zu den eindrucksvollsten Quellen spätantiker und frühmittelalterlicher Archäologie gehören jene Edelmetallobjekte, die als Teile von Hort-, bzw. Schatzfunden oder ungewöhnlich reichen Grabausstatt...

Rundlinge und Slawen: Beitrage zur Rundlingsforschung

By Matthias Hardt, Christian Lubke, Edgar Katte, Hans J Kuster

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Inventing the Pasts in North Central Europe

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Gold und Herrschaft

By Matthias Hardt

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Inventing The Pasts In North Central Europe

By Matthias Hardt

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Fur Konigtum Und Himmelreich 1000 Jahre Bischof Meinwerk Von Paderborn German Edition

By Stefan Samerski, Matthias Hardt, Hagen Keller, Hermann Kamp, Matthias Becher, Franz Reiner Erkens, Stefan Weinfurter, Werner Best, Rudolf Schieffer, Manfred Balzer

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Rome, Constantinople and newly-converted Europe

By Matthias Hardt, Maciej Salamon, Miroslaw Piotr Kruk, Aleksandra Sulikowska Gaska

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Rome Constantinople and newly converted Europe

By Matthias Hardt, Maciej Salamon, Miroslaw Piotr Kruk, Aleksandra Sulikowska Gaska

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Gold und Herrschaft

By Matthias Hardt

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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.