Interregional Seminar on Economics of Mineral Engineering
Economics of mineral engineering : an inter-regional seminar organised by the United Nations in co-operation with the government of Turkey, Ankara, April 1976 - 1976 Mining Journal Books - 223 p. ill. 24 cm
0900117109
ECONOMIC ASPECTS
MINERAL INDUSTRY
MINING ENGINEERING
Economics of mineral engineering : an inter-regional seminar organised by the United Nations in co-operation with the government of Turkey, Ankara, April 1976 - 1976 Mining Journal Books - 223 p. ill. 24 cm
0900117109
ECONOMIC ASPECTS
MINERAL INDUSTRY
MINING ENGINEERING