Cita APA (7th ed.)

Howell, R. W., & Vetter, H. J. (1976). Language in behavior (1a. ed.). Human Sciences Press.

Cita Chicago (17th ed.)

Howell, Richard W., i Harold J. Vetter. Language in Behavior. 1a. ed. Nueva York: Human Sciences Press, 1976.

Cita MLA (9th ed.)

Howell, Richard W., i Harold J. Vetter. Language in Behavior. 1a. ed. Human Sciences Press, 1976.