John Brunas Books

Universal Horrors: The Studio'S Classic Films, 1931-1946

By John Brunas, Michael Brunas, Weaver, Tom., Tom Weaver, Brunas, Michael, Brunas, John

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Revised and updated since its first publication in 1990, this acclaimed critical survey covers the classic chillers produced by Universal Studios during the Golden Age of Hollywood Horror, 1931 thr...

Universal Horrors

By Michael Brunas, Tom Weaver, John Brunas

Average: 0.00, 0 Ratings

Universal Horrors

By Tom Weaver, John Brunas

Average: 0.00, 0 Ratings

Universal Horrors

By Michael Brunas, Tom Weaver, John Brunas

Average: 0.00, 0 Ratings

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.