Mineral raw material resources for the fertilizer industry in Asia and the Far East.
| Awdur Corfforaethol: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
New York
1967.
|
| Cyfres: | United Nations. Mineral resources development series no. 28
|
| Pynciau: |