Cita APA (7th ed.)
Troeltsch, E. (1960). The social teaching of the Christian churches. Harper.
Cita Chicago (17th ed.)
Troeltsch, Ernst. The Social Teaching of the Christian Churches. New York: Harper, 1960.
Cita MLA (9th ed.)
Troeltsch, Ernst. The Social Teaching of the Christian Churches. Harper, 1960.
Atenció: Aquestes cites poden no estar 100% correctes.