| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Potatoes of Argentina, Brazil, Paraguay and Uruguay: Biosystematic Study | 978-0-19-854364-0 (0-19-854364-6) | 1969 | J. G. Hawkes |
| The Potatoes of Bolivia: Their Breeding Value and Evolutionary Relationships | 978-0-19-854220-9 (0-19-854220-8) | 1989 | " |