Cita APA

Van Riper, J. E. (1971). Man's Physical World. (2a ed.). New York: McGraw-Hill Book Company..

Citación estilo Chicago

Van Riper, Joseph E. Man's Physical World. 2a ed. New York: McGraw-Hill Book Company., 1971.

Cita MLA

Van Riper, Joseph E. Man's Physical World. 2a ed. New York: McGraw-Hill Book Company., 1971.