1993 - The Farming Game Now (Hardcover) → Paperback ISBN-13: 9780521404525 ISBN-10: 0521404525 Genres: Business & Money, Science & Math ? 1993 - The Farming Game Now (Paperback) → Hardcover ISBN-13: 9780521426794 ISBN-10: 0521426790 Genres: Business & Money, Science & Math, Engineering & Transportation ? 1986 - The Economics of Tropical Farm Management (Hardcover) → Paperback ISBN-13: 9780521308946 ISBN-10: 0521308941 Genre: Science & Math ? 1985 - The Economics of Tropical Farm Management (Paperback) → Hardcover ISBN-13: 9780521313674 ISBN-10: 0521313678 Genres: Business & Money, Science & Math, Engineering & Transportation ? |