APA (7th ed.) Citation

West, T. F., & Campbell, G. (1946). DDT: The synthetic insecticide. Chapman & Hall ltd..

Chicago Style (17th ed.) Citation

West, T. F., and George Campbell. DDT: The Synthetic Insecticide. London: Chapman & Hall ltd., 1946.

MLA (9th ed.) Citation

West, T. F., and George Campbell. DDT: The Synthetic Insecticide. Chapman & Hall ltd., 1946.