TY  - BOOK
ED  - Organization of the Petroleum Exporting Countries Semina (1979 : Vienna)
TI  - OPEC and future energy markets;Prociding
SN  - 0333311264
U1  - "X9 (F555).46.N7, M0" 
PY  - 1980///
CY  - London
PB  - Macmillen UK      
KW  - Petroleum Industry
ER  -