APA Citation

Porter, N. (1889). The Elements of moral science: Theoretical and Practical. New York: Charles Scribner's Sons.

Trích dẫn kiểu Chicago

Porter, Noah. The Elements of Moral Science: Theoretical and Practical. New York: Charles Scribner's Sons, 1889.

MLA Citation

Porter, Noah. The Elements of Moral Science: Theoretical and Practical. New York: Charles Scribner's Sons, 1889.

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