| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| The Economics of Tropical Farm Management | Printed Access Code | 978-1-139-17192-2 | 2015 | J. P. Makeham |
| The Economics of Tropical Farm Management | Hardcover | 978-0-521-30894-6 | 1986 | " |
| The Farming Game Now | " | 978-0-521-40452-5 | 1993 | John Patrick Makeham |
| The Farming Game Now | Paperback | 978-0-521-42679-4 | 1993 | " |