Gunter Muehl Books

Lonely Planet German Phrasebook

By Gunter Muehl

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German

By Gunter Muehl

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Easy-to-understand grammar chapter helps travellers get started on the right foot. 3500 word two-way dictionary. Pocket-sized format makes it ideal for short or long trips.

Lonely Planet Aleman para el viajero

By Gunter Muehl

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Central Europe Phrasebook 4

By Richard Nebesky, Gunter Muehl, Piotr Czajkowski, Lonely Planet Publications Staff, Christina Mayer

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Lonely Planet Fast Talk German

By Mario Kaiser, Gunter Muehl, Lonely Planet Publications Staff, Birgit Jordan

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Lonely Planet German Phrasebook and Dictionary

By Mario Kaiser, Gunter Muehl, Lonely Planet Publications Staff, Birgit Jordan

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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.