Alan Zweibel Books

Los Angeles police officer Joe Friday, nephew of the legendary Detective Sgt. Joe Friday, works with his partner Pep Streebek to solve a series of strange robberies. They are soon on the track of t...

Snl:Best of Gilda Radner VHS

By Alan Zweibel, Don Novello, Gilda Radner, Lorne Michaels, Marilyn Suzanne Miller, Anne Beatts

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The Other Shulman

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Shulman, a chubby, middle-aged stationery-store owner from New Jersey, has always claimed that he’s been gaining and losing the same thirty-five pounds since junior high–and that if you added all o...

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.