Jeff Rovin Books

Here are 500 of the funniest, wackiest, most hysterical jokes you’ve ever heard. And so you can find them easily, they’re grouped by topic. Everything from animals to sports to computers to the tru...

TV Babylon

By Jeff Rovin

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500 More Hilarious Jokes for Kids

By Jeff Rovin

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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.

Jeff Rovin Books

The Signet Book of TV Yines

Winning at Trivial pursuit

In Search of Trivia

TV Babylon

In Search of Trivia

1001 Great Jokes

1001 More Great Jokes

500 Hilarious Jokes for Kids

TV Babylon

500 More Hilarious Jokes for Kids

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

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