APA

Greer D. J., Shell, World Energy Congress (18th. : 2001 oct. 21-25 : Buenos Aires) & Shell.Powering the philippines into the new millenium with Malampaya natural gas. : .

Chicago

Greer David J, Shell, World Energy Congress (18th. : 2001 oct. 21-25 : Buenos Aires) and Shell.Powering the philippines into the new millenium with Malampaya natural gas. : .

Harvard

Greer D. J., Shell, World Energy Congress (18th. : 2001 oct. 21-25 : Buenos Aires) and Shell.Powering the philippines into the new millenium with Malampaya natural gas. : .

MLA

Greer David J, Shell, World Energy Congress (18th. : 2001 oct. 21-25 : Buenos Aires) and Shell.: . .