Roy Grundmann Books

American film history

By Roy Grundmann, Cynthia A. Barto Lucia, Arthur Simon

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"Covers a broad range of topics ranging from the early 1900s Nickelodeon, silent film and its iconic figures such as Charlie Chaplin, to the coming of sound, genres, studio moguls, and the Cold War...

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.

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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.