APA (7th ed.) Citation

Mill, J. S., & Nagel, E. (1950). John Stuart Mill's philosophy of scientific method. Hafner.

Chicago Style (17th ed.) Citation

Mill, John Stuart, and Ernest Nagel. John Stuart Mill's Philosophy of Scientific Method. New York: Hafner, 1950.

MLA (9th ed.) Citation

Mill, John Stuart, and Ernest Nagel. John Stuart Mill's Philosophy of Scientific Method. Hafner, 1950.