Llwytho...
Technological parameters in agricultural production fucntion /
| Prif Awdur: | |
|---|---|
| Iaith: | Undetermined |
| Cyhoeddwyd: |
Delhi :
Ashish Pub.house ,
1986.
|
University of Kerala
| Rhif Galw: |
X8(J):2ogF M6 |
|---|---|
| Copi LC1 | Nid yw'r Statws Byw ar Gael |