Kirby, S. (1999). Function, selection, and innateness: The emergence of language universals. Oxford University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKirby, Simon. Function, Selection, and Innateness: The Emergence of Language Universals. Oxford: Oxford University Press, 1999.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKirby, Simon. Function, Selection, and Innateness: The Emergence of Language Universals. Oxford University Press, 1999.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.