Cita APA (7th ed.)

Woods, R. A., & Kennedy , A. J. (1970). The settlement horizon. Arno Press.

Cita Chicago (17th ed.)

Woods, Robert A., i Albert Joseph Kennedy. The Settlement Horizon. New York: Arno Press, 1970.

Cita MLA (8th ed.)

Woods, Robert A., i Albert Joseph Kennedy. The Settlement Horizon. Arno Press, 1970.