APA (7th ed.) Citation

Spangler, A. M., Blackburn, H. D., Grant, W. E., Hutson, J. E., Rector, B. S., & Taylor, C. A. (1990). Calibrating and validating the Texas A & M forage, diet, and sheep simulation models for the Edwards Plateau.

Chicago Style (17th ed.) Citation

Spangler, Anne Marie, H. D. Blackburn, W. E. Grant, J. E. Hutson, B. S. Rector, and C. A. Taylor. Calibrating and Validating the Texas A & M Forage, Diet, and Sheep Simulation Models for the Edwards Plateau. 1990.

MLA (9th ed.) Citation

Spangler, Anne Marie, et al. Calibrating and Validating the Texas A & M Forage, Diet, and Sheep Simulation Models for the Edwards Plateau. 1990.