Kevin Conley Ruffner Books

Maryland's Blue & Gray

Average: 0.00, 0 Ratings

Maryland's Blue and Gray is a collective biography focusing on the 365 men from Maryland who served as captains and lieutenants in the Virginia theater of operations, specifically with the Army of...

44th Virginia Infantry

By Kevin Conley Ruffner

Average: 0.00, 0 Ratings

Luftwaffe Field Divisions 1941 45

By Ronald Volstad, Kevin Conley Ruffner

Average: 0.00, 0 Ratings

Luftwaffe Field Divisions 1941 45

By Ronald Volstad, Kevin Conley Ruffner

Average: 0.00, 0 Ratings

Luftwaffe field divisions, 1941-45

By Kevin Conley Ruffner

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.