Peter Pfrunder Books

Fernsicht

By Peter Pfrunder

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Bruno Kirchgraber

By Bruno Kirchgraber

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Guido Baselgia

By Peter Pfrunder, Beat Stutzer

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Martin Imboden Wilhelm Felber Peter W. Haberlin Martin Glaus Gerda Meyerhof Doris Quarella Hugo Jaeggi

By Stiftung Fur Die Photographie Switzerland

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Walter Bosshard

By Walter Bosshard, Peter Pfrunder

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Der Schweizer Walter Bosshard hat den modernen Fotojournalismus mitgeprägt. Um 1930, als neu gestaltete illustrierte Zeitschriften beispiellose Erfolge feierten, war er an vorderster Front dabei. S...

Gotthard Schuh

By Gotthard Schuh

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"On the occasion of the exhibition edited the first publication in Spanish on Gotthard Schuh with texts by the curator Peter Pfrunder, Guido Magnaguagno, Martin Gasser, Gilles Mora, a biography and...

Gotthard Schuh

By Peter Pfrunder, Eduardo Knorr Argote

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Adieu la Suisse

By Peter Pfrunder

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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.