Begon, M., Harper, J. L., & Townsend, C. R. (1990). Ecology: Individuals, populations, and communities (2nd ed.). Blackwell Scientific Publications ; Distributors, USA, Publishers' Business Services.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBegon, Michael, John L. Harper, और Colin R. Townsend. Ecology: Individuals, Populations, and Communities. 2nd ed. Boston : Brookline Village, Mass.: Blackwell Scientific Publications ; Distributors, USA, Publishers' Business Services, 1990.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBegon, Michael, et al. Ecology: Individuals, Populations, and Communities. 2nd ed. Blackwell Scientific Publications ; Distributors, USA, Publishers' Business Services, 1990.
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