William Potter Books

Soviet Decision-making for National Security

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Nuclear politics and the non aligned movement

By William C. Potter

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The fort that became a city

By Richard F. Selcer

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Melville's Clarel and the intersympathy of creeds

By William Potter

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"Clarel, an 18,000-line poem, is one of the longest examples of the "faith-doubt" genre that arose in Victorian times and one that has largely been ignored by Melville critics. Author William Potte...

Scary Mazes

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Scary Mazes

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Haley Comet and the Calculon Crisis

By Rayanne Vieira, William C Potter

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Draw Comics and Graphic Novels

By Arcturus Publishing

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The Ultimate Guide to Creating Comics

By Potter William Calle Juan

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The Ultimate Guide to Creating Comics

By Potter William Calle Juan

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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.