APA

Marechal A., Robert A., Elf Acquitaine Production, World Petroleum Congress (15th. : 1997 : Beijing), Robert A. & Elf Acquitaine Production.The road to information management in the oil industry. : .

Chicago

Marechal Alain, Robert Alain-Francois, Elf Acquitaine Production, World Petroleum Congress (15th. : 1997 : Beijing), Robert Alain-Francois and Elf Acquitaine Production.The road to information management in the oil industry. : .

Harvard

Marechal A., Robert A., Elf Acquitaine Production, World Petroleum Congress (15th. : 1997 : Beijing), Robert A. and Elf Acquitaine Production.The road to information management in the oil industry. : .

MLA

Marechal Alain, Robert Alain-Francois, Elf Acquitaine Production, World Petroleum Congress (15th. : 1997 : Beijing), Robert Alain-Francois and Elf Acquitaine Production.: . .