APA (7th ed.) Citation

Butchee, K., Arnall, D. B., Sutradhar, A., Godsey, C., Zhang, H., & Penn, C. Determining Critical Soil pH for Grain Sorghum Production. Wiley.

Chicago Style (17th ed.) Citation

Butchee, Katy, Daryl B. Arnall, Apurba Sutradhar, Chad Godsey, Hailin Zhang, and Chad Penn. Determining Critical Soil PH for Grain Sorghum Production. Wiley.

MLA (9th ed.) Citation

Butchee, Katy, et al. Determining Critical Soil PH for Grain Sorghum Production. Wiley.