Petra Roettig Books

Gertrud Goldschmidt (1912-1994), widely known as Gego, was one of the most important women artists in Latin America. This exhibition includes around 120 sculptures and drawings from every stage of...

Lili Fischer

By Lili Fischer, Petra Roettig

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Ihr zeichnerisches Werk erstmals in einer Publikation vereint. In den 1970er-Jahren hat Lili Fischer das Konzept der empirischen Feldforschung in die Kunst übertragen. Seitdem beobachtet, sammelt u...

Drawing Rooms

By Miriam Schoofs, Mechthild Achelwilm, Hubertus Gassner, Petra Roettig

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Serena Ferrario

By Leona Marie Ahrens, Petra Roettig, Serena Ferrario

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Oceanscapes

By Jasmin Seck, Richard B. Woodward, Renate Aller, Petra Roettig

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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.