John Connolly Books

He

Average: 0.00, 0 Ratings

An extraordinary reimagining of the life of one of the greatest screen comedians the world has ever known: a man who knew both adoration and humiliation; who loved, and was loved in turn; who betra...

He

By John Connolly

Average: 0.00, 0 Ratings

He

By John Connolly

Average: 0.00, 0 Ratings

A Game of Ghosts Charlie Parker mystery SIGNED limited edition

By John Connolly

Average: 0.00, 0 Ratings

Game of Ghosts a Charlie Parker Thriller

By John Connolly

Average: 0.00, 0 Ratings

Game of Ghosts

By John Connolly

Average: 0.00, 0 Ratings

Woman in the Woods

By John Connolly

Average: 0.00, 0 Ratings

Book of Bones

By John Connolly

Average: 0.00, 0 Ratings

A Book of Bones

By John Connolly

Average: 0.00, 0 Ratings

Book of Bones

By John Connolly

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.