Technological development in lead and zinc production and their significance to developing countries
| Corporate Author: | Expert Group Meeting on Lead and Zinc Industries London (-), United Nations Industrial Development Organization |
|---|---|
| Format: | Book |
| Bahasa: | eng |
| Terbitan: |
New York :
United Nations Industrial Development Organization
, 1970
|
| Subjects: |
| Item Description: |
ID/45(ID/WG.33/19) |
|---|---|
| Physical Description: |
85 hlm. : ilus. ; 30 cm |