Kramer, Jerry Books

Instant Replay: The Green Bay Diary Of Jerry Kramer

By Frank W. Abagnale, Jerry Kramer, Kramer, Jerry

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In 1967, when Jerry Kramer was a thirty-one-year-old Green Bay Packers offensive lineman, in his tenth year with the team, he decided to keep a diary of the season. “Perhaps, by setting down my dai...

Stealing Your Life

By Frank W. Abagnale, Kramer, Jerry

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The charismatic forger immortalized in the film Catch Me If You Can exposes the astonishing tactics of today’s identity theft criminals and offers powerful strategies to thwart them based on his se...

Instant Replay

By Jerry Kramer, Kramer, Jerry

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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.