APA (7 वां संस्करण) प्रशस्ति पत्र

Darwin, C., Barrett, P. H., & Freeman, R. B. (1988). Monographs of the fossil Lepadidae and the fossil Balanidae. Pickering.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Darwin, Charles, Paul H. Barrett, और R. B. Freeman. Monographs of the Fossil Lepadidae and the Fossil Balanidae. London: Pickering, 1988.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Darwin, Charles, et al. Monographs of the Fossil Lepadidae and the Fossil Balanidae. Pickering, 1988.