Cita APA (7a ed.)

Burr, J. R. (1992). Philosophy and contemporary issues. Macmillan.

Cita Chicago Style (17a ed.)

Burr, John R. Philosophy and Contemporary Issues. New York: Macmillan, 1992.

Cita MLA (9a ed.)

Burr, John R. Philosophy and Contemporary Issues. Macmillan, 1992.