APA   Click to copy
Chao, A., Chazdon, R. L., Colwell, R. K., & Shen, T.-J. (2006). Abundance-based similarity indices and their estimation when there are unseen species in samples. Biometrics, 62, 361–371.

Chicago/Turabian   Click to copy
Chao, Anne, Robin L Chazdon, Robert K Colwell, and Tsung-Jen Shen. “Abundance-Based Similarity Indices and Their Estimation When There Are Unseen Species in Samples.” Biometrics 62 (2006): 361–371.

MLA   Click to copy
Chao, Anne, et al. “Abundance-Based Similarity Indices and Their Estimation When There Are Unseen Species in Samples.” Biometrics, vol. 62, Blackwell Publishing Inc, 2006, pp. 361–71.

@article{chao2006a,
  title = {Abundance-based similarity indices and their estimation when there are unseen species in samples},
  year = {2006},
  journal = {Biometrics},
  pages = {361--371},
  publisher = {Blackwell Publishing Inc},
  volume = {62},
  author = {Chao, Anne and Chazdon, Robin L and Colwell, Robert K and Shen, Tsung-Jen}
}