APA (7th ed.) Citation

Mill, J., & Barker, E. (1937). An essay on government. The University press.

Chicago Style (17th ed.) Citation

Mill, James, and Ernest Barker. An Essay on Government. Cambridge [Eng.]: The University press, 1937.

MLA (9th ed.) Citation

Mill, James, and Ernest Barker. An Essay on Government. The University press, 1937.