Gaya APA

Friedman, M, I., Lackey, G, H. (1991). The psyhology of human control : a general theory of purposeful behavior (-). New York: Preagu.

Gaya MLA

Friedman, Myles, I., Lackey, George, H. "The psyhology of human control : a general theory of purposeful behavior". - New York: Preagu, 1991. Text.