Rainer Vollmar Books

USA. Lernmaterialien

By Ulrich Kummerle, Rainer Vollmar

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Wohnen in der Wildnis

By Rainer Vollmar

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Indianische Karten Nordamerikas

By Rainer Vollmar

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Presents a selection of maps of Indian origin and influence, with accompanying descriptive and explanatory notes. Intended as a work of scientific reference and as a graphic documentation of cultur...

Indianische Karten Nordamerikas

By Rainer Vollmar

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Regionalpolitik in den USA

By Rainer Vollmar

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Anaheim--Utopia Americana

By Rainer Vollmar

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Cincinnati, river metro im Herzland

By Rainer Vollmar

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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.