APA

Simpson J. C., Mobil Oil Corporation, World Petroleum Congress (15th. : 1997 : Beijing) & Mobil Oil Corporation.Potential share of LNG in the energy basket of the 21 st century. : .

Chicago

Simpson John C, Mobil Oil Corporation, World Petroleum Congress (15th. : 1997 : Beijing) and Mobil Oil Corporation.Potential share of LNG in the energy basket of the 21 st century. : .

Harvard

Simpson J. C., Mobil Oil Corporation, World Petroleum Congress (15th. : 1997 : Beijing) and Mobil Oil Corporation.Potential share of LNG in the energy basket of the 21 st century. : .

MLA

Simpson John C, Mobil Oil Corporation, World Petroleum Congress (15th. : 1997 : Beijing) and Mobil Oil Corporation.: . .