APA (7th ed.) Citation

Witherspoon, J., & Collins, V. L. (1912). Lectures on moral philosophy. Princeton University Press.

Chicago Style (17th ed.) Citation

Witherspoon, John, and Varnum Lansing Collins. Lectures on Moral Philosophy. Princeton, N.J.: Princeton University Press, 1912.

MLA (9th ed.) Citation

Witherspoon, John, and Varnum Lansing Collins. Lectures on Moral Philosophy. Princeton University Press, 1912.