APA (7th ed.) Citation

Palmer, W. G. (1965). A history of valency to 1930. Univ. Press.

Chicago Style (17th ed.) Citation

Palmer, William G. A History of Valency to 1930. Cambridge: Univ. Press, 1965.

MLA (9th ed.) Citation

Palmer, William G. A History of Valency to 1930. Univ. Press, 1965.