Llwytho...
Technology and social change /
| Prif Awdur: | |
|---|---|
| Iaith: | Undetermined |
| Cyhoeddwyd: |
1957.
|
| Cyfres: | Appleton century crafts sociology series
|
University of Kerala
| Rhif Galw: |
Y;13ogA J7 |
|---|---|
| Copi LC | Nid yw'r Statws Byw ar Gael |