John Grogan Books

Marley: A Dog Like No Other: A Special Adaptation for Young Readers

By John Grogan

Average: 0.00, 0 Ratings

Marley & Me: Life and Love with the World's Worst Dog

By John Grogan

Average: 0.00, 0 Ratings

Marley Movie Tie-in Edition: A Dog Like No Other

By John Grogan

Average: 0.00, 0 Ratings

A true account of a dog named Marley; includes photos of the original Marley, the dog that inspired the movie.

The Longest Trip Home: A Memoir

By John Grogan

Average: 0.00, 0 Ratings

Marley and the Kittens

By John Grogan

Average: 0.00, 0 Ratings

Marley spots two motherless kittens by the side of the road and his family gladly adopts them, but as he tries to copy the cute behavior of the little felines, the large puppy causes more and more...

The Longest Trip Home: A Memoir

By John Grogan

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.