APA (7th ed.) Citation

Lopes, J. F., Leeper, P. W., Miller, J. C., & Miller, M. E. (1987). Effects of planting dates and spacing on several characteristics of short day onion varieties grown in South Texas.

Chicago Style (17th ed.) Citation

Lopes, Jose Flavio, Paul W. Leeper, J. Creighton Miller, and Marvin E. Miller. Effects of Planting Dates and Spacing on Several Characteristics of Short Day Onion Varieties Grown in South Texas. 1987.

MLA (9th ed.) Citation

Lopes, Jose Flavio, et al. Effects of Planting Dates and Spacing on Several Characteristics of Short Day Onion Varieties Grown in South Texas. 1987.