Ekman, P. (2006). Darwin and facial expression: A century of research in review / ed. by Paul Ekman (Malor paperback ed.). Malor Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEkman, Paul. Darwin and Facial Expression: A Century of Research in Review / Ed. by Paul Ekman. Malor paperback ed. Cambridge, MA [u.a.]: Malor Books, 2006.
एमएलए (8वां संस्करण) प्रशस्ति पत्रEkman, Paul. Darwin and Facial Expression: A Century of Research in Review / Ed. by Paul Ekman. Malor paperback ed. Malor Books, 2006.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.