Emil Lengyel Books

The land and people of Hungary.

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Surveys briefly the urban and rural life, history, and folk customs of the country whose people say it is the flower on the hat of God.

Turkey.

By Emil Lengyel

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An introduction to Turkey, the country that lies partly in Europe and partly in Asia and is bordered by six countries and three seas.

Iran.

By Emil Lengyel

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Discusses the geography, history, cities, customs, and culture of this dry Middle Eastern country formerly called Persia.

Pakistan.

By Emil Lengyel

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An introduction to the geography, history, economy, religion, customs, government, and people of the two parts of Pakistan emphasizing the differences between them.

Modern Egypt.

By Emil Lengyel

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Introduces the history, geography, cities, religions, and culture of modern Egypt.

The oil countries of the Middle East.

By Emil Lengyel

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Describes nine oil-producing countries and sheikdoms and the effect of this commodity on their economy, political situation, and people.

The Congress of Vienna, 1814-15

By Emil Lengyel

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Discusses the purpose, members, and accomplishments of the congress called to restore order to Europe after the Napoleonic Wars.

Iran

By Emil Lengyel

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Discusses the geography, history, cities, customs, and culture of this dry Middle Eastern country formerly called Persia.

The Colony of New Hampshire.

By Emil Lengyel

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Traces the history of New Hampshire from its discovery to its ratification of the Constitution. Includes a list of colonial sights in modern New Hampshire.

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.