1999 - The Heart of the Matter Breaking Codes and Making Connections Between You and Your Dog or Your Cat (Hardcover) ISBN-13: 9780671027902 ISBN-10: 0671027905 Genre: Crafts, Hobbies & Home 5 1998 - Smarter Than You Think a Revolutionary Approach to Teaching and Understanding Your Dog in Just a Few Hours (Paperback) → Hardcover ISBN-13: 9780671023287 ISBN-10: 0671023284 Genre: Crafts, Hobbies & Home 9 1997 - Smarter Than You Think a Revolutionary Approach to Teaching and Understanding Your Dog in Just a Few Hours (Hardcover) → Paperback ISBN-13: 9780671001728 ISBN-10: 0671001728 Genre: Crafts, Hobbies & Home 3 |