R.K. · R. Knowles · R. L · Ralph Knowles
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Energy and Form: An Ecological Approach to Urban Growth | 978-0-262-61025-4 (0-262-61025-6) | 1978 |
| Energy and form;: An ecological approach to urban growth | 978-0-262-11050-1 (0-262-11050-4) | 1974 |
| Sun Rhythm Form | 978-0-262-11078-5 (0-262-11078-4) | 1981 |