APA   Click to copy
Knox, R., Bisht, G., Wang, J., & Bras, R. (2011). Precipitation variability over the forest-to-nonforest transition in southwestern Amazonia. Journal of Climate, 24, 2368–2377.

Chicago/Turabian   Click to copy
Knox, Ryan, Gautam Bisht, Jingfeng Wang, and Rafael Bras. “Precipitation Variability over the Forest-to-Nonforest Transition in Southwestern Amazonia.” Journal of Climate 24 (2011): 2368–2377.

MLA   Click to copy
Knox, Ryan, et al. “Precipitation Variability over the Forest-to-Nonforest Transition in Southwestern Amazonia.” Journal of Climate, vol. 24, 2011, pp. 2368–77.

@article{knox2011a,
  title = {Precipitation variability over the forest-to-nonforest transition in southwestern Amazonia},
  year = {2011},
  journal = {Journal of Climate},
  pages = {2368--2377},
  volume = {24},
  author = {Knox, Ryan and Bisht, Gautam and Wang, Jingfeng and Bras, Rafael}
}