APA-viite (7. p.)

Suranyi-Unger, T., & Wolf. William. (1972). Economic philosophy of the twentieth century. Northern Illinois University Press.

Chicago-viite (17. p.)

Suranyi-Unger, Theo, ja Wolf. William. Economic Philosophy of the Twentieth Century. Dekalb, Illinois: Northern Illinois University Press, 1972.

MLA-viite (9. p.)

Suranyi-Unger, Theo, ja Wolf. William. Economic Philosophy of the Twentieth Century. Northern Illinois University Press, 1972.