Ruderal vegetation along some California roadside s
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Berkeley
University of California Press
[c1970].
|
| Cyfres: | University of California publications in geography
v.20 |
| Pynciau: |