APA (7 वां संस्करण) प्रशस्ति पत्र

Brown, R. W. (1973). A first language: The early stages. Harvard University Press.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Brown, Roger William. A First Language: The Early Stages. Cambridge, Mass: Harvard University Press, 1973.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Brown, Roger William. A First Language: The Early Stages. Harvard University Press, 1973.