APA

Behling D. J. J., Behling Industry Analysts, World Petroleum Congress (12th : 1987 26 abr/1 may : Houston) & Behling Industry Analysts.Petroleum industry capital spending and its financing, 1936-1985. : .

Chicago

Behling David J Jr, Behling Industry Analysts, World Petroleum Congress (12th : 1987 26 abr/1 may : Houston) and Behling Industry Analysts.Petroleum industry capital spending and its financing, 1936-1985. : .

Harvard

Behling D. J. J., Behling Industry Analysts, World Petroleum Congress (12th : 1987 26 abr/1 may : Houston) and Behling Industry Analysts.Petroleum industry capital spending and its financing, 1936-1985. : .

MLA

Behling David J Jr, Behling Industry Analysts, World Petroleum Congress (12th : 1987 26 abr/1 may : Houston) and Behling Industry Analysts.: . .