APA

Stanislaw J. A., Durbin W., Ruth S., Cambridge Energy Research Associates, World Petroleum Congress (15th. : 1997 : Beijing), Durbin W., Ruth S. & Cambridge Energy Research Associates.Latin America's energy future. : .

Chicago

Stanislaw Joseph A, Durbin William, Ruth Susan, Cambridge Energy Research Associates, World Petroleum Congress (15th. : 1997 : Beijing), Durbin William, Ruth Susan and Cambridge Energy Research Associates.Latin America's energy future. : .

Harvard

Stanislaw J. A., Durbin W., Ruth S., Cambridge Energy Research Associates, World Petroleum Congress (15th. : 1997 : Beijing), Durbin W., Ruth S. and Cambridge Energy Research Associates.Latin America's energy future. : .

MLA

Stanislaw Joseph A, Durbin William, Ruth Susan, Cambridge Energy Research Associates, World Petroleum Congress (15th. : 1997 : Beijing), Durbin William, Ruth Susan and Cambridge Energy Research Associates.: . .