Peter Hertel Books

Troubleshooting Optical Fiber Networks: Understanding And Using Optical Time-Domain Reflectometers

By Florian G. Bell, Helmut Werner, Larry M Johnson, Peter Hertel, Duwayne R. Anderson, Werner, Helmut Prof. Dr

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Since the discovery of ferrocene and the sandwich-type complexes, the development of organometallic chemistry took its course like an avalanche and became one of the scientific success stories of t...

Les secrets de l'Opus Dei

By Hertel Peter

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Opus dei la ste pieuvre n.edition

By Peter Hertel

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Quantum Theory And Statistical Thermodynamics

By Peter Hertel

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Glaubenswachter. Katholische Traditionalisten im deutschsprachigen Raum.

By Peter Hertel

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Mit dem Gesicht zur Welt

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Geheimnisse des Opus Dei

By Hertel Peter

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Ich verspreche euch den Himmel

By Hertel Peter

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Ich verspreche euch den Himmel. Geistlicher Anspruch gesellschaftliche Ziele und kirchliche Bedeutung des OPUS DEI.

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Arbeitsbuch Mathematik zur Physik

By Peter Hertel

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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.