TY  - BOOK
ED  - Interregional Seminar on Economics of Mineral Engineering
ED  - United Nations
ED  - Turkey
TI  - Economics of mineral engineering: an inter-regional seminar 
SN  - 0900117109
PY  - 1976///
CY  - London
PB  - Mining Journal Books Limited for the United Nations
KW  - Underdeveloped areas
KW  - Mineral industries
N1  - '... the Interregional Seminar on Economics of Mineral Engineering held at Ankara, Turkey, from 5 to 15 April 1976 ...' p.220; Bibl
ER  -