Vincent Felber Books

Perfect Beauty: A glamorous Socialite, her handsome lover, and Brutal Murder

By Keith Elliot Greenberg, Vincent Felber

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Traces the investigation into the 2001 execution-style murder of Jeff Zack in Akron, Ohio, that implicated his former lover, local beauty queen Cynthia George, and the trial that followed.

Perfect Beauty

By Vincent Felber, Keith Elliot Greenberg

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.