Gaya APA

Schultz, D, P., Schultz, S, E. (1990). Psychology and industry today : an introduction to industrial and organizational psychology (5th.ed.). New York: MacMillan Pub. Co..

Gaya MLA

Schultz, Duane, P.., Schultz, Sydney, Ellen. "Psychology and industry today : an introduction to industrial and organizational psychology". 5th.ed. New York: MacMillan Pub. Co., 1990. Text.