APA (7th ed.) Citation

Vaughn, K. I. (1980). John Locke, economist and social scientist. Athlone.

Chicago Style (17th ed.) Citation

Vaughn, Karen I. John Locke, Economist and Social Scientist. London: Athlone, 1980.

MLA (9th ed.) Citation

Vaughn, Karen I. John Locke, Economist and Social Scientist. Athlone, 1980.