Kevin Michalowski Books

Guns for Personal Defense

By Kevin Michalowski

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Should I Shoot

By Kevin Michalowski

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Two Bits

By Kevin Michalowski

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15 Minutes to a Great Puppy

By Kevin Michalowski

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Discover the 15-Minute Miracle!Puppies bring great joy to our lives, but they also present us with special challenges. Everyone wants a well-behaved dog that is a joy to be around, but who has time...

15 Minutes to a Great Dog

By Kevin Michalowski

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You Now Have Time to Train a Dog!All it takes is 15 minutes!This expanded second edition shows dog owners proven, effective tips for training any dog in just minutes a day. You don't need special s...

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.