Gaya APA

Winfred, H, D. et al (ists). Comprehensive index of the publications of the American Association of petroleum geologists 1946 1955 (1957). : Tulsa : The American Ass. of Petroleum Geolog.

Gaya MLA

Winfred, Heath, Daisy. et al. "Comprehensive index of the publications of the American Association of petroleum geologists 1946 1955". 1957 : Tulsa : The American Ass. of Petroleum Geolog, ists. Text.