Michael Haag Books

The Templars: The History and the Myth: From Solomon's Temple to the Freemasons

By Michael Haag

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The Tragedy of the Templars: The Rise and Fall of the Crusader States

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The quest for Mary Magdalene

By Michael Haag

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"From the international bestselling author and historian Michael Haag comes this spellbinding new take on the most mysterious and controversial figure of the New Testament, Mary Magdalene"--

In 1187, nearly a century after the victorious First Crusade, Saladin captured Jerusalem. The Templars, headquartered on the Temple Mount, were driven from the city along with the Frankish populati...

Alexandria: City of Memory

By Michael Haag, Michael Von Haag

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Egypt

By Michael Von Haag

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Egypt Silver Burdett Countries

By Michael Von Haag

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The Durrells of Corfu

By Michael Haag, Paul English

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Passport s Illustrated Guide to Egypt

By Michael Haa

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Passport's Illustrated Guide to Egypt has everything you need to plan a great trip. Written in conjunction with the world renowned Thomas Cook organization, this book gives you up-to-date, in-depth...

Egypt Thomas Cook Travellers

By Michael Haag

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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.