Cite

APA
Gotelli, N. J., & Colwell, R. K. (2010). Estimating species richness. Biological Diversity: Frontiers in Measurement and Assessment. A. E. Magurran and B. J. McGill, Eds., 39–54.

Chicago/Turabian
Gotelli, Nicholas J, and Robert K Colwell. “Estimating Species Richness.” Biological diversity: frontiers in measurement and assessment. A. E. Magurran and B. J. McGill, eds. (2010): 39–54.

MLA
Gotelli, Nicholas J., and Robert K. Colwell. “Estimating Species Richness.” Biological Diversity: Frontiers in Measurement and Assessment. A. E. Magurran and B. J. McGill, Eds., Oxford University Press, Oxford, UK, 2010, pp. 39–54.