APA

Wheelwright P. E., . (1949). A critical introduction to ethics. New York: Odyssey.

Chicago

Wheelwright Philip Ellis, . 1949. A critical introduction to ethics. New York: Odyssey.

Harvard

Wheelwright P. E., . (1949). A critical introduction to ethics. New York: Odyssey.

MLA

Wheelwright Philip Ellis, . A critical introduction to ethics. New York: Odyssey. 1949.