APA (7th ed.) Citation

Butler, J. (1963). A history of England: 1815-1939 (2nd. ed.). Oxford University Press.

Chicago Style (17th ed.) Citation

Butler, James. A History of England: 1815-1939. 2nd. ed. London [etc.]: Oxford University Press, 1963.

MLA (9th ed.) Citation

Butler, James. A History of England: 1815-1939. 2nd. ed. Oxford University Press, 1963.