Gaya APA

Harbaugh, J, W. et al (1977). Probability Methods In Oil Exploration (Ed.1, Cet.1). New York: John Wiley.

Gaya MLA

Harbaugh, John, W.. et al. "Probability Methods In Oil Exploration". Ed.1, Cet.1 New York: John Wiley, 1977. Buku TP.