TY  - BOOK
AU  - Martinez del Rio, E.
TI  - Managing supply and demands options
PY  - 1991///
CY  - Chichester, England : 
PB  - Wiley, 
KW  - PETROLEO
KW  - SUMINISTROS
KW  - DEMANDA
N1  - 15th World Petroleum Congress. Buenos Aires, 1991
ER  -