Cita APA (7th ed.)

Benthall, J. (1972). Ecology in theory and praactice. The Viking Press.

Cita Chicago (17th ed.)

Benthall, Jonathan. Ecology in Theory and Praactice. New York: The Viking Press, 1972.

Cita MLA (9th ed.)

Benthall, Jonathan. Ecology in Theory and Praactice. The Viking Press, 1972.