Cita APA (7a ed.)
Troeltsch, E. (1960). The social teaching of the Christian churches. Harper.
Cita Chicago Style (17a ed.)
Troeltsch, Ernst. The Social Teaching of the Christian Churches. New York: Harper, 1960.
Cita MLA (9a ed.)
Troeltsch, Ernst. The Social Teaching of the Christian Churches. Harper, 1960.
Precaución: Estas citas no son 100% exactas.