Hal Marcovitz Books

Rock n roll

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Traces the evolution of rock music, from Les Paul in the 1950s through the Beatles and Beach Boys to MTV and Live-Aid concerts.

The U.S. Constitution

By Hal Marcovitz

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Washington Monument

By Hal Marcovitz

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Venus and Serena Williams

By Hal Marcovitz

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Profiles the lives and careers of the sisters who have had sensational success in the world of professional tennis, looking at their childhoods, professional achievements, and interests outside of...

50 Cent Hip Hop

By Hal Marcovitz

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Dr. Dre Hip Hop

By Hal Marcovitz

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Tupac Hip Hop

By Hal Marcovitz

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The Ottoman and Qajar empires in the age of reform

By Hal Marcovitz

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LeBron James Popular Culture a View from the Paparazzi

By Hal Marcovitz

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Lindsay Lohan Popular Culture a View from the Paparazzi

By Hal Marcovitz

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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.