Patrick Werkner Books

Kunst - Raum - Perspektiven: Ansichten zur Kunst in offentlichen Raumen

By Patrick Werkner, Wolfgang Ullrich, Manfred Schneckenburger, Karl Schawelka, Achim Konneke, Jean Ch Ammann

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Austrian expressionism

By Patrick Werkner

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This book provides the first in-depth examination of the early years of Austrian Expressionism, illuminating with remarkable clarity the complex web of interconnections and intellectual influences...

Egon Schiele

By Patrick Werkner

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Austrian Expressionism

By Patrick Werkner

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Egon Schiele

By Patrick Werkner

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Oskar Kokoschka. Kunst und Politik 1937 1950.

By Gloria Sultano, Patrick Werkner

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Kunst seit 1940

By Patrick Werkner

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Physis und Psyche

By Patrick Werkner

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Land Art U.S.A.

By Patrick Werkner

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Kunst seit 1940

By Patrick Werkner

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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.