Proceedings of the United Nations Interregional seminar on ore concentration in water short areas : held in New York, 14-25 February, 1966 /
- New York : UN , 1968
- iii, 342p. ; 30 cm.
Includes bibliographical references and index.
Mineral resources
333.8 / UN
Includes bibliographical references and index.
Mineral resources
333.8 / UN