Martin Pozsgai Books

Architekturtraktate im Spannungsfeld zwischen Theorie und Praxis

By Martin Pozsgai, Christiane Salge, Simone Bogner

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Germain Boffrand und Joseph Effner

By Martin Pozsgai

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Die Mitarbeit Joseph Effners im Baubüro von Germain Boffrand zwischen 1708 und 1715 gewährt Einblick in die Ausbildung eines Architekten im Bereich der höfischen Innenraumgestaltung. Zunächst Lehrl...

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.