| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Evolution, human ecology, and society | 978-0-02-399660-3 (0-02-399660-9) | 1976 |
| Plants, Agriculture, and Human Society | 978-0-8053-8215-0 (0-8053-8215-1) | 1978 |
N.R. · Norman R. · Norman Richardson · W. Norman · W R