APA   Click to copy
Colwell, R. K. (1992). Niche: a bifurcation in the conceptual lineage of the term. Keywords in Evolutionary Biology, 241–248.

Chicago/Turabian   Click to copy
Colwell, Robert K. “Niche: a Bifurcation in the Conceptual Lineage of the Term.” Keywords in evolutionary biology (1992): 241–248.

MLA   Click to copy
Colwell, Robert K. “Niche: a Bifurcation in the Conceptual Lineage of the Term.” Keywords in Evolutionary Biology, Harvard University press, MA, USA, 1992, pp. 241–48.

@article{colwell1992a,
  title = {Niche: a bifurcation in the conceptual lineage of the term},
  year = {1992},
  journal = {Keywords in evolutionary biology},
  pages = {241--248},
  publisher = {Harvard University press, MA, USA},
  author = {Colwell, Robert K}
}