Heike Maria Johenning Books

Architekturfuhrer Kiew

By Ievgeniia Gubkina, B. S. Cherkes, Oleksandr Burlaka, Peter Knoch, Heike Maria Johenning

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Architekturfuhrer Tiflis

By Heike Maria Johenning

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Die an den Ufern des Flusses Mtkwari (russ. Kura) gelegene georgische Hauptstadt Tiflis wirkt wie eine Ansammlung von quadratischen Farb-Pixeln inmitten der Kaukasischen Landenge. Im Laufe ihrer we...

Architekturfuhrer Baku

By Heike Maria Johenning

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"Auf der Halbinsel Abseron am Kaspischen Meer liegt an der Peripherie von drei früheren Weltreichen Baku, die Hauptstadt Aserbaidschans. Russland, Persien und das Osmanische Reich haben in der in E...

Auf dem Weg zu ZERO

By Volker Diehl, Christian Megert, Alexandra Cox, Heike Maria Johenning, Thomas Hirsch

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Architekturfuhrer Sankt Petersburg

By Cornelia Dorries, Heike Maria Johenning

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Montreal

By Sandra Cohen Rose, Boris Chukhovich, Heike Maria Johenning

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Montreal

By Sandra Cohen Rose, Boris Chukhovich, Heike Maria Johenning

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Sozgorod

By Nikolai MILJUTIN, Heike Maria Johenning, Nikolai Alexandrowitsch Miljutin, Dimitri Chmelnitzki

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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.