TY  - BOOK
AU  - Hartshorn J E
TI  - Oil trade :  Politics and prospects   
T2  - Cambridge studies In energy And Encironment
SN  - 01133162
U1  - X9(F555):54.1.N9, N3 
PY  - 1993///
CY  - New York
PB  - Cambridge University Press U S A    
KW  - Petroleum Industry
ER  -