APA   Click to copy
Jeffries, J. M., Marquis, R. J., & Forkner, R. E. (2006). Forest age influences oak insect herbivore community structure, richness, and density. Ecological Applications, 16, 901–912.

Chicago/Turabian   Click to copy
Jeffries, June M, Robert J Marquis, and Rebecca E Forkner. “Forest Age Influences Oak Insect Herbivore Community Structure, Richness, and Density.” Ecological Applications 16 (2006): 901–912.

MLA   Click to copy
Jeffries, June M., et al. “Forest Age Influences Oak Insect Herbivore Community Structure, Richness, and Density.” Ecological Applications, vol. 16, Wiley Online Library, 2006, pp. 901–12.

@article{jeffries2006a,
  title = {Forest age influences oak insect herbivore community structure, richness, and density},
  year = {2006},
  journal = {Ecological Applications},
  pages = {901--912},
  publisher = {Wiley Online Library},
  volume = {16},
  author = {Jeffries, June M and Marquis, Robert J and Forkner, Rebecca E}
}