John Gustafson Books

I love my family
I love my family

By John R. Gustafson, Wade Hudson, John Gustafson

Average: 0.00, 0 Ratings

At a joyous family reunion, relatives sing, dance, eat lots of food, and pose for a family picture.

Read More
Voyager
Voyager

By John Gustafson

Average: 0.00, 0 Ratings

Read More
Stars Clusters and Galaxies
Mining districts of the State of Idaho Map Idaho Geological Survey
Next Generation Arithmetic
Next Generation Arithmetic

Related Articles from our Blog

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.

Read More