Paulus Rainer Books

Cellinis Saliera

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Johann Wolfgang von Goethes Urteil, der die Lebensbeschreibung Cellinis ins Deutsche übersetzt hatte, dass sich Kunstfreunde nun "glücklich schätzen [können,] dass dieses Werk [das Salzfass], welch...

Martin Rainer

By Paulus Rainer, Luigi Fassi, Josef Rainer, Martin Rainer, Marjan Cescutti

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Josef Rainer

By Elena Basteri, Emanuele Guidi, Paulus Rainer, Josef Rainer

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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.