TY  - BOOK
AU  - Vergara, Walter 
AU  - Hay Nelson E 
AU  - Hall Carl W 
ED  - Oxford Energy Seminar.
TI  - Natural gas: an international perspective 
T2  -  	Westview special studies in natural resources and energy management
SN  - 0197300022
U1  - 333.8233 23
PY  - 1986///
CY  - Oxford
PB  - Oxford University Press
KW  - Natural gas
ER  -