APA (7th ed.) Citation

Simpson, T. R., Inglis, J. M., Silvy, N. J., Smeins, F. E., & Walther, F. R. (1980). The influence of nutria on aquatic vegetation and waterfowl in East Texas.

Chicago Style (17th ed.) Citation

Simpson, Thomas Randolph, J. M. Inglis, N. J. Silvy, F. E. Smeins, and F. R. Walther. The Influence of Nutria on Aquatic Vegetation and Waterfowl in East Texas. 1980.

MLA (9th ed.) Citation

Simpson, Thomas Randolph, et al. The Influence of Nutria on Aquatic Vegetation and Waterfowl in East Texas. 1980.