Steven Otfinoski Books

The Vietnam War

By Steven Otfinoski

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"This book details major events of the Vietnam War, as well as the war's cultural impact"--Provided by publisher.

World War I

By Steven Otfinoski

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"This book details major events of World War I, as well as the war's cultural impact."--Provided by publisher.

World War II

By Steven Otfinoski

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Take a step back into some of the most important moments in the history of our country with this exciting series. From battles that changed the course of global conflicts to books and songs that im...

Immigration America

By Steven Otfinoski

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The Cold War

By Steven Otfinoski

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"The United States and the Soviet Union were allies during World War II, but a conflict between U.S. democracy and Soviet communism turned them into enemies. This resulted in a war unlike any other...

Immigration America

By Steven Otfinoski

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The Cold War (A Step into History)

By Steven Otfinoski

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A Step Into History series takes a step into some of the most important moments in history, and discovers how these moments helped shape the world we live in today.Wars between rival nations a...

The Vietnam War (A Step into History)

By Steven Otfinoski

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A Step Into History series takes a step into some of the most important moments in history, and discovers how these moments helped shape the world we live in today.In the 1960s, as part of an...

World War I (A Step into History)

By Steven Otfinoski

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A Step Into History series takes a step into some of the most important moments in history, and discovers how these moments helped shape the world we live in today.In the morning of Sunday, Ju...

World War II (A Step into History)

By Steven Otfinoski

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A Step Into History series takes a step into some of the most important moments in history, and discovers how these moments helped shape the world we live in today.Just over two decades after...

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.