Cita APA

Flint, R. F., & Skinner, B. J. (1977). Physical geology (2. ed.). New York: John Wiley & Sons.

Citación estilo Chicago

Flint, Richard Foster, y Brian J. Skinner. Physical Geology. 2. ed. New York: John Wiley & Sons, 1977.

Cita MLA

Flint, Richard Foster, y Brian J. Skinner. Physical Geology. 2. ed. New York: John Wiley & Sons, 1977.