Birgit Summerauer Books

Linie Form

By Franz Smola, Birgit Summerauer, Fritz Koreny

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Wally Neuzil

By Ralph Gleis, Birgit Summerauer, Diethard Leopold, Stephan Pumberger, Wally Neuzil

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Wally Neuzil war in Egon Schieles frühen, wichtigen Schaffensjahren für vier Jahre seine Geliebte und Gefährtin. Zugleich war sie für eine Vielzahl von Zeichnungen und Aquarellen sein Modell. Offen...

Egon Schiele

By Egon Schiele, Birgit Summerauer

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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.