APA-Zitierstil (7. Ausg.)

(1979). Ethics and problems of the 21st century. University of Notre Dame Press.

Chicago-Zitierstil (17. Ausg.)

Ethics and Problems of the 21st Century. Notre Dame ; London: University of Notre Dame Press, 1979.

MLA-Zitierstil (9. Ausg.)

Ethics and Problems of the 21st Century. University of Notre Dame Press, 1979.