Baicich, P. J., & Harrison, C. J. O. (2005). Nests, eggs, and nestlings of North American birds (2nd ed.). Princeton University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBaicich, Paul J., और Colin James Oliver Harrison. Nests, Eggs, and Nestlings of North American Birds. 2nd ed. Princeton, NJ: Princeton University Press, 2005.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBaicich, Paul J., और Colin James Oliver Harrison. Nests, Eggs, and Nestlings of North American Birds. 2nd ed. Princeton University Press, 2005.
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