APA   Click to copy
Anderson, J. R., McClelland, J., Smith, L. B., Hutchins, E., Barsalou, L., Gentner, D., … Medin, D. (2008). CogSci 2008 30th Anniversary Symposia.

Chicago/Turabian   Click to copy
Anderson, John R., J. McClelland, Linda B. Smith, E. Hutchins, L. Barsalou, D. Gentner, Kenneth D. Forbus, W. Bechtel, E. Newport, and D. Medin. “CogSci 2008 30th Anniversary Symposia” (2008).

MLA   Click to copy
Anderson, John R., et al. CogSci 2008 30th Anniversary Symposia. 2008.

@article{john2008a,
  title = {CogSci 2008 30th Anniversary Symposia},
  year = {2008},
  author = {Anderson, John R. and McClelland, J. and Smith, Linda B. and Hutchins, E. and Barsalou, L. and Gentner, D. and Forbus, Kenneth D. and Bechtel, W. and Newport, E. and Medin, D.}
}