APA   Click to copy
Colwell, R. K., & Naskrecki, P. (1999). The evolution of host-plant affiliation, body size and sexual dimorphism in hummingbird flower mites (Ascidae: Rhinoseius and Tropicoseius). In In G. R. Needham, R. Mitchell, D. J. Horn, and W. C. Welbourn, editors. Acarology IX, Volume 2: Symposia (IXth International Congress of Acarology ) (pp. 79–86). Ohio Biological Survey, Columbus, Ohio.

Chicago/Turabian   Click to copy
Colwell, RK, and P Naskrecki. “The Evolution of Host-Plant Affiliation, Body Size and Sexual Dimorphism in Hummingbird Flower Mites (Ascidae: Rhinoseius and Tropicoseius).” In In G. R. Needham, R. Mitchell, D. J. Horn, and W. C. Welbourn, Editors. Acarology IX, Volume 2: Symposia (IXth International Congress of Acarology ), 79–86. Ohio Biological Survey, Columbus, Ohio, 1999.

MLA   Click to copy
Colwell, R. K., and P. Naskrecki. “The Evolution of Host-Plant Affiliation, Body Size and Sexual Dimorphism in Hummingbird Flower Mites (Ascidae: Rhinoseius and Tropicoseius).” In G. R. Needham, R. Mitchell, D. J. Horn, and W. C. Welbourn, Editors. Acarology IX, Volume 2: Symposia (IXth International Congress of Acarology ), Ohio Biological Survey, Columbus, Ohio, 1999, pp. 79–86.

@inproceedings{colwell1999a,
  title = {The evolution of host-plant affiliation, body size and sexual dimorphism in hummingbird flower mites (Ascidae: Rhinoseius and Tropicoseius)},
  year = {1999},
  organization = {Ohio Biological Survey, Columbus, Ohio},
  pages = {79--86},
  author = {Colwell, RK and Naskrecki, P},
  booktitle = {In G. R. Needham, R. Mitchell, D. J. Horn, and W. C. Welbourn, editors. Acarology IX, Volume 2: Symposia (IXth International Congress of Acarology )}
}