APA

Raza H. A., World Energy Congress (18th. : 2001 oct. 21-25 : Buenos Aires), .Issues and policies in the marketing of natural gas as a new transport fuel in a success story of combining economic and environmental benefits. : .

Chicago

Raza Hilal A, World Energy Congress (18th. : 2001 oct. 21-25 : Buenos Aires), .Issues and policies in the marketing of natural gas as a new transport fuel in a success story of combining economic and environmental benefits. : .

Harvard

Raza H. A., World Energy Congress (18th. : 2001 oct. 21-25 : Buenos Aires), .Issues and policies in the marketing of natural gas as a new transport fuel in a success story of combining economic and environmental benefits. : .

MLA

Raza Hilal A, World Energy Congress (18th. : 2001 oct. 21-25 : Buenos Aires), .: . .