William M. Gaines Books

Techniques of Treasury Debt Management

By William M. Gaines

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Jelly's blues

By Howard Reich

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Shares the virtually uncelebrated life of jazz composer Jelly Roll Morton, from his introduction into music, to his sharp decline in popularity, to the revival of his music following the discovery...

Jelly's Blues: The Life, Music, and Redemption of Jelly Roll Morton

By Howard Reich

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Mad Strikes Back

By William M. Gaines

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Inside Mad

By William M. Gaines

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The Brothers Mad 5

By William M. Gaines

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The MAD Reader

By William M. Gaines

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MAD Strikes Back

By William M. Gaines

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Inside MAD

By William M. Gaines

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Utterly MAD

By William M. Gaines

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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.