APA (7th ed.) Zitazioa
Troeltsch, E. (1960). The social teaching of the Christian churches. Harper.
Chicago Style (17th ed.) Zitazioa
Troeltsch, Ernst. The Social Teaching of the Christian Churches. New York: Harper, 1960.
MLA (9th ed.) Zitazioa
Troeltsch, Ernst. The Social Teaching of the Christian Churches. Harper, 1960.
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