Cita APA

Davis, S. N., Pestrong, R., & Reitan, P. H. (1976). Geology: Our physical environmental. New York: McGraw-Hill.

Citación estilo Chicago

Davis, Stanley Nelson, Ramond Pestrong, y Paul H. Reitan. Geology: Our Physical Environmental. New York: McGraw-Hill, 1976.

Cita MLA

Davis, Stanley Nelson, Ramond Pestrong, y Paul H. Reitan. Geology: Our Physical Environmental. New York: McGraw-Hill, 1976.