280664 Boyden, S. (2004). The biology of civilisation: Understanding human culture as a force in nature. Sydney, Australia : University of New South Wales Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र280664 Boyden, Stephen. The Biology of Civilisation: Understanding Human Culture as a Force in Nature. Sydney, Australia : University of New South Wales Press, 2004.
एमएलए (9वां संस्करण) प्रशस्ति पत्र280664 Boyden, Stephen. The Biology of Civilisation: Understanding Human Culture as a Force in Nature. Sydney, Australia : University of New South Wales Press, 2004.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.