APA

Bullock J., Corley C., Esso, World Petroleum Congress (10th : 1979 sept. 9-14 : Bucharest), Corley C. & ESSO.Exploration drilling in very deep water. : .

Chicago

Bullock J.D, Corley C.B, Esso, World Petroleum Congress (10th : 1979 sept. 9-14 : Bucharest), Corley C.B and ESSO.Exploration drilling in very deep water. : .

Harvard

Bullock J., Corley C., Esso, World Petroleum Congress (10th : 1979 sept. 9-14 : Bucharest), Corley C. and ESSO.Exploration drilling in very deep water. : .

MLA

Bullock J.D, Corley C.B, Esso, World Petroleum Congress (10th : 1979 sept. 9-14 : Bucharest), Corley C.B and ESSO.: . .