APA (7th ed.) Citation

Ozgul, A., Tuljapurkar, S., Benton, T., Pemberton, J., Clutton-Brock, T., & Coulson, T. (2009). The dynamics of phenotypic change and the shrinking sheep of St. Kilda.

Chicago Style (17th ed.) Citation

Ozgul, A., S. Tuljapurkar, T. Benton, J. Pemberton, T. Clutton-Brock, and T. Coulson. The Dynamics of Phenotypic Change and the Shrinking Sheep of St. Kilda. 2009.

MLA (9th ed.) Citation

Ozgul, A., et al. The Dynamics of Phenotypic Change and the Shrinking Sheep of St. Kilda. 2009.