1987 - The World's Most Convenient Diet (Paperback) → Hardcover ISBN-13: 9780671607098 ISBN-10: 067160709X Genre: Health, Fitness & Dieting ? 1984 - The World's Most Convenient Diet (Hardcover) → Paperback ISBN-13: 9780943084107 ISBN-10: 0943084105 Genre: Health, Fitness & Dieting 1 |