APA (7th ed.) Citation

Copeland, E. B. (1928). Natural conduct: Principles of practical ethics. Stanford University Press.

Chicago Style (17th ed.) Citation

Copeland, Edwin Bingham. Natural Conduct: Principles of Practical Ethics. Calif: Stanford University Press, 1928.

MLA (9th ed.) Citation

Copeland, Edwin Bingham. Natural Conduct: Principles of Practical Ethics. Stanford University Press, 1928.