APA-referens (7:e uppl.)

Tappan, H. P. (1840). The doctrine of the will, determined by an appeal to consciousness. Wiley & Putnam.

Chicago-referens (17:e uppl.)

Tappan, Henry Philip. The Doctrine of the Will, Determined by an Appeal to Consciousness. New York: Wiley & Putnam, 1840.

MLA-referens (8:e uppl.)

Tappan, Henry Philip. The Doctrine of the Will, Determined by an Appeal to Consciousness. Wiley & Putnam, 1840.