William O Neill Books

A Democracy at War

By William O Neill, William L. O Neill

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The Scribner Encyclopedia of American Lives Thematic Series The 1960s

By William O Neill

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Contains alphabetically arranged entries that provide biographical profiles of 647 men and women, primarily Americans, who made notable contributions to a variety of fields in the 1960s, and includ...

Violent Messiahs

By William O Neill, Joshua Dysart

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Tommy and John

By William O Neill

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Becoming Nonviolent Peacemakers

By William O Neill, Eli Sasaran McCarthy

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Becoming Nonviolent Peacemakers

By William O Neill, Eli Sasaran McCarthy

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Catholic Social Teaching

By William O Neill

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Reimagining Human Rights

By William O Neill

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Reimagining Human Rights

By William O Neill

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Proclus Alcibiades I

By William O Neill

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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.