Cita APA (7a ed.)

Knight, C. B. (1965). Basic concepts of ecology. Macmillan.

Cita Chicago Style (17a ed.)

Knight, Clifford B. Basic Concepts of Ecology. New York: Macmillan, 1965.

Cita MLA (8a ed.)

Knight, Clifford B. Basic Concepts of Ecology. Macmillan, 1965.