Lewis Peterson Books

This is war

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The longstanding and galaxy-spanning war between cats and robots escalates when each learns of inventions designed to extend their lives, and the potential of the devices is revealed when two kitte...

Free Enterprise Today

By Harold Craig Petersen, Thomas J Hailstones, H. Craig, Lewis Peterson

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Cats vs. Robots 2 Now with Fleas

By Margaret Stohl, Lewis Peterson

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Deliver the Message

By M. Lewis Peterson

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Poetry slam

By Lewis Peterson

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Shelter

By Peterson Fisher

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Gatos vs Robots

By Cristina Macia, Margaret Stohl, Kay Peterson, Lewis Peterson

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Cats vs. Robots 1

By Margaret Stohl, Kay Peterson, Lewis Peterson

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Cats vs. Robots 1

By Margaret Stohl, Kay Peterson, Lewis Peterson

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Cats vs. Robots 2 Now with Fleas

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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.