APA (7th ed.) Citation

Coulson, T., Catchpole, E., Albon, S., Morgan, B., Pemberton, J., Clutton-Brock, T., . . . Grenfell, B. (2001). Age, sex, density, winter weather, and population crashes in Soay sheep.

Chicago Style (17th ed.) Citation

Coulson, T., E. Catchpole, S. Albon, B. Morgan, J. Pemberton, T. Clutton-Brock, M. Crawley, and B. Grenfell. Age, Sex, Density, Winter Weather, and Population Crashes in Soay Sheep. 2001.

MLA (9th ed.) Citation

Coulson, T., et al. Age, Sex, Density, Winter Weather, and Population Crashes in Soay Sheep. 2001.