Bernard Harbor Books

The Breakup of the Soviet Union

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Examines the breakdown of communism in the Soviet Union, with examples of what life was like before 1917 and how things have been since the dissolution of the Soviet.

Break Up of the Soviet Union Conflicts

By Chris Smith, Bernard Harbor

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Conflict in Eastern Europe

By Bernard Harbor

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The arms trade

By Bernard Harbor

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Discusses the arms trade, how it works, whether it is sufficiently controlled, and whether there are alternative forms of trade.

The arms trade

By Bernard Harbor

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Nuclear Weapons Points of View

By Chris Smith, Bernard Harbor

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Conflict in Eastern Europe

By Bernard Harbor

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Discusses the recent tumultuous events in Eastern Europe, focusing on the rise and fall of communism.

Military Technology

By Bernard Harbor, Chris Smith

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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.