APA

Gruse W. A., Stevens D. R. & Stevens D. R. (1942). The petroleum chemical technology of petroleum. New York ; London: McGraw-Hill Book Company.

Chicago

Gruse William A, Stevens Donald R and Stevens Donald R. 1942. The petroleum chemical technology of petroleum. New York ; London: McGraw-Hill Book Company.

Harvard

Gruse W. A., Stevens D. R. and Stevens D. R. (1942). The petroleum chemical technology of petroleum. New York ; London: McGraw-Hill Book Company.

MLA

Gruse William A, Stevens Donald R and Stevens Donald R. The petroleum chemical technology of petroleum. New York ; London: McGraw-Hill Book Company. 1942.