APA (7th ed.) Citation

Miller, J. D. B. (1960). The Commonwealth in the world (2. ed.). Duckworth.

Chicago Style (17th ed.) Citation

Miller, John D. B. The Commonwealth in the World. 2. ed. London: Duckworth, 1960.

MLA (9th ed.) Citation

Miller, John D. B. The Commonwealth in the World. 2. ed. Duckworth, 1960.