APA   Click to copy
Barber, N. A., & Marquis, R. J. (2011). Light environment and the impacts of foliage quality on herbivorous insect attack and bird predation. Oecologia, 166, 401–409.

Chicago/Turabian   Click to copy
Barber, Nicholas A, and Robert J Marquis. “Light Environment and the Impacts of Foliage Quality on Herbivorous Insect Attack and Bird Predation.” Oecologia 166 (2011): 401–409.

MLA   Click to copy
Barber, Nicholas A., and Robert J. Marquis. “Light Environment and the Impacts of Foliage Quality on Herbivorous Insect Attack and Bird Predation.” Oecologia, vol. 166, Springer, 2011, pp. 401–09.

@article{barber2011a,
  title = {Light environment and the impacts of foliage quality on herbivorous insect attack and bird predation},
  year = {2011},
  journal = {Oecologia},
  pages = {401--409},
  publisher = {Springer},
  volume = {166},
  author = {Barber, Nicholas A and Marquis, Robert J}
}