Russell Sage Foundation, New York, & Phelps, E. S. (1975). Altruism, morality, and economic theory. Russell Sage Foundation.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRussell Sage Foundation, New York, और Edmund S. Phelps. Altruism, Morality, and Economic Theory. New York: Russell Sage Foundation, 1975.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRussell Sage Foundation, New York, और Edmund S. Phelps. Altruism, Morality, and Economic Theory. Russell Sage Foundation, 1975.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.