Johnson, F. E. (1960). Patterns of ethics: In America today / ed. by F. Ernest Johnson. Harper.
Cita Chicago (17th ed.)Johnson, F. Ernest. Patterns of Ethics: In America Today / Ed. by F. Ernest Johnson. New York: Harper, 1960.
Cita MLA (8th ed.)Johnson, F. Ernest. Patterns of Ethics: In America Today / Ed. by F. Ernest Johnson. Harper, 1960.
Atenció: Aquestes cites poden no estar 100% correctes.