Martin Trautschold Books

BlackBerry Made Simple for the 7100 Series BlackBerries

By Martin Trautschold And Ned Johnson

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BlackBerry Made Simple for Full Keyboard BlackBerries

By Martin Trautschold And Ned Johnson

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CrackBerry True Tales of BlackBerry Use and Abuse

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Droids Made Simple

By Gary Mazo, MSL Made Simple Learning, Martin Trautschold

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IPad 2 made simple

By Martin Trautschold

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Looks at the features and functions of the iPad 2, covering such topics as syncing with iTunes, wi-fi and 3G connections, downloading iBooks, viewing videos, surfing the Web with Safari, working wi...

IPhone 4S made simple

By Martin Trautschold

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An introduction to the iPhone explains how to get the most out of the device, with a hands-on approach to learning the iPhone functions and applications, a review of its features and applications,...

IPod touch Made Simple iOS 5 Edition

By Martin Trautschold

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BlackBerry Storm2 Made Simple

By Gary Mazo, Martin Trautschold

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IPhone 4 Made Simple

By Gary Mazo, MSL Made Simple Learning, Rene Ritchie, Martin Trautschold

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BlackBerry Bold 9000 Made Simple

By Mazo Gary Trautschold Martin

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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.