APA

Dubrule O., Haas A., Herweijer J., Elf Acquitaine Production, World Petroleum Congress (14th : 1994 : Stavanger), Haas A., Herweijer J. & Elf Acquitaine Production.Geostatistics. : .

Chicago

Dubrule O, Haas A, Herweijer J, Elf Acquitaine Production, World Petroleum Congress (14th : 1994 : Stavanger), Haas A, Herweijer J and Elf Acquitaine Production.Geostatistics. : .

Harvard

Dubrule O., Haas A., Herweijer J., Elf Acquitaine Production, World Petroleum Congress (14th : 1994 : Stavanger), Haas A., Herweijer J. and Elf Acquitaine Production.Geostatistics. : .

MLA

Dubrule O, Haas A, Herweijer J, Elf Acquitaine Production, World Petroleum Congress (14th : 1994 : Stavanger), Haas A, Herweijer J and Elf Acquitaine Production.: . .