John Krewson Books

Our Dumb Century

By Todd Hanson, Carol Kolb, SCOTT DIKKERS, David Javerbaum, John Krewson, Maria Schneider, The Onion, Onion Editors, Robert Siegel, Tim Harrod, Mike Loew

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The Onion has quickly become the world's most popular humor publication, misinforming half a million readers a week with one-of-a-kind social satire both in print (on newsstands nationwide) and onl...

Our Dumb Century

By Todd Hanson, Carol Kolb, David Javerbaum, Scott Dikkers, John Krewson, Maria Schneider, The Onion, Robert Siegel, Tim Harrod, Mike Loew

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The Onion Ad Nauseam

By Carol Kolb, Robert Siegel, Onion Editors, Todd Hanson, John Krewson

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The Ecstasy Of Defeat: Sports Reporting At Its Finest By The Editors Of The Onion

By Editors Of The Onion, John Krewson, Mike DiCenzo

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The Sports Page As You’ve Never Seen It Before From painfully obvious steroid revelations to sex scandals and superstars who announce trades in over-the-top TV specials, the wide world of sports ca...

The Onion Ad Nauseam: Complete News Archives Volume 14

By Todd Hanson, Carol Kolb, SCOTT DIKKERS, David Javerbaum, John Krewson, Maria Schneider, The Onion, Robert Siegel, Tim Harrod, Mike Loew

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Smithology Thoughts Travels and Semi Plausible Car Writings

By Sam Smith, John Krewson

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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.