Warren G. Harris Books

Sophia Loren: A Biography

Average: 0.00, 0 Ratings

Born out of wedlock in fascist Italy, Sofia Scicolone seemed destined for a life of shame, poverty, and suffering. That she survived the bombings, food shortages, and epidemics of World War II was...

Cary Grant

By Warren G. Harris

Average: 0.00, 0 Ratings

Sophia Loren

By Warren G. Harris

Average: 0.00, 0 Ratings

Cary Grant

By Warren G. Harris

Average: 0.00, 0 Ratings

Natalie & R.J.

By Warren G. Harris

Average: 0.00, 0 Ratings

Audrey Hepburn

By Warren G. Harris, Audrey Hepburn

Average: 0.00, 0 Ratings

Sophia Loren

By Warren G. Harris

Average: 0.00, 0 Ratings

Cary Grant

By Warren G. Harris

Average: 0.00, 0 Ratings

Lucy & Desi

By Warren G. Harris

Average: 0.00, 0 Ratings

Lucy & Desi

By Warren G. Harris

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.