APA-viite (7. p.)

Smith, P. G. (1998). Liberalism and affirmative obligation. Oxford University Press.

Chicago-viite (17. p.)

Smith, Patricia G. Liberalism and Affirmative Obligation. New York: Oxford University Press, 1998.

MLA-viite (9. p.)

Smith, Patricia G. Liberalism and Affirmative Obligation. Oxford University Press, 1998.