Edward H. Carlson Books

Explains how to use the computer language BASIC to write programs for the Commodore 128 computer and provides games and exercises to develop programming skills.

Compute's kids and the Amiga

By Edward H. Carlson

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Explains how to use the computer language BASIC to write fundamental programs for the Amiga computer.

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.

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