Ann Heinrichs Books

Mexico

By Ann Heinrichs

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South Africa

By Ann Heinrichs

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A basic overview of the history, geography, climate, and culture of South Africa.

Venezuela

By Ann Heinrichs

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A basic overview of the history, geography, climate, and culture of Venezuela.

Egypt

By Ann Heinrichs

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Brazil

By Ann Heinrichs

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Describes the geography, plants, animals, history, economy, culture, and people of Brazil.

California

By Ann Heinrichs

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A brief introduction to the geography, history, natural resources, industries, cities, and people of California.

Florida

By Ann Heinrichs

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A brief introduction to the geography, history, natural resources, industries, cities, and people of Florida.

Oklahoma

By Jerry Reedy

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Describes the geography, plants and animals, history, economy, language, religions, culture, sports and arts, and people of Oklahoma.

Australia

By Ann Heinrichs

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Explores the geography, history, arts, religions, and everyday life of the Land Down Under, also called the Lucky Country.

Japan

By Ann Heinrichs

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Describes the history, geography, plants and animlas, economy, language, people and culture of the island nation of Japan.

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.