Cita APA (7th ed.)

Wark, K., & Warner, C. F. (1981). Air pollution: Its origin and control (2nd ed.). Harper and Row.

Cita Chicago (17th ed.)

Wark, Kenneth, i Cecil Francis Warner. Air Pollution: Its Origin and Control. 2nd ed. New York: Harper and Row, 1981.

Cita MLA (9th ed.)

Wark, Kenneth, i Cecil Francis Warner. Air Pollution: Its Origin and Control. 2nd ed. Harper and Row, 1981.