Parfit, D. (1979). Prudence, morality, and the prisoner's dilemma. Annual philosophical lecture.
Chicago Style (17th ed.) CitationParfit, Derek. "Prudence, Morality, and the Prisoner's Dilemma." Annual Philosophical Lecture 1979.
MLA (9th ed.) CitationParfit, Derek. "Prudence, Morality, and the Prisoner's Dilemma." Annual Philosophical Lecture, 1979.
Warning: These citations may not always be 100% accurate.