Martin Dupuis Books

Barack Obama, the New Face of American Politics

By Martin Dupuis, Keith Boeckelman

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Same Sex Marriage Legal Mobilization the Politics of Rights Teaching Texts in Law and Politics

By Martin Dupuis

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"The civil rights of lesbians and gay men are a prominent issue on the public agenda today, and one of the most contentious debates is the recognition of same-sex relationships. Same-sex marriage i...

Barack Obama the New Face of American Politics

By Martin Dupuis, Keith Boeckelman

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Defending Same Sex Marriage

By Mark Philip Strasser, Traci C. West, Martin Dupuis, William A. Thompson

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Barack Obama the New Face of American Politics

By Martin Dupuis, Keith Boeckelman

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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.