Freedenthal, Carol
Natural gas purchasing. En : Energy management handbook
- 5a. ed.
- Lilburn The Fairmont Press 2005
- pp. 567- 595 maps.
03590
Natural gas as a fuel. Buying natural gas. New frontiers for gas industry.
0-88173-460-8
GAS NATURAL
INDUSTRIA DEL GAS
USA
RM / 463