APA Alıntı

Levorsen, A. I. (1972). Geology of petroleum. Vakils, Feffer and Simons.

Chicago Stili Alıntı

Levorsen, A I. Geology of Petroleum. Bombay: Vakils, Feffer and Simons, 1972.

MLA Alıntı

Levorsen, A I. Geology of Petroleum. Vakils, Feffer and Simons, 1972.