APA (7th ed.) Citation

Jennings, S. W. I. (1961). The British constitution (4th ed.). University Press.

Chicago Style (17th ed.) Citation

Jennings, Sir William Ivor. The British Constitution. 4th ed. Cambridge [Eng.]: University Press, 1961.

MLA (9th ed.) Citation

Jennings, Sir William Ivor. The British Constitution. 4th ed. University Press, 1961.