Richard Guy Books

The Book of Numbers

By Richard Guy, John H. Conway

Average: 0.00, 0 Ratings

Colorectal surgery

By Oliver Jones, Richard Guy, Jon Vogel, Bruce George

Average: 0.00, 0 Ratings

Evaluation of the Australia-Papua New Guinea Silver Jubilee Sports Program

By Richard Guy

Average: 0.00, 0 Ratings

With God You're Always a Winner

By Richard Guy

Average: 0.00, 0 Ratings

Brother Bill Frazier - A living testament to God's Love and Grace Bill Frazier showed up unannounced at a race in Talladega in 1970 with home-built Chapel-on-wheels, and like a missionary in a fore...

How My Veterinarian Wife and I Increased the Gross Revenue of Our Veterinary Practice by 50 to More Than 1 Million per Year in Just Two Years

By Richard Guy

Average: 0.00, 0 Ratings

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.