APA (7e ed.) Bronvermelding

Kurts, P. (1967). American thought before 1900 (2ª ed.). The Macmillan.

Chicago (17e ed.) Bronvermelding

Kurts, Paul. American Thought Before 1900. 2ª ed. New York: The Macmillan, 1967.

MLA (9e ed.) Bronvermelding

Kurts, Paul. American Thought Before 1900. 2ª ed. The Macmillan, 1967.