APA (7th ed.) Citation

Johns, W. F. (1973). Steroids,. Butterworths; University Park Press.

Chicago Style (17th ed.) Citation

Johns, William Francis. Steroids,. London, : Baltimore,: Butterworths; University Park Press, 1973.

MLA (8th ed.) Citation

Johns, William Francis. Steroids,. Butterworths; University Park Press, 1973.