APA (7th ed.) Citation

Kilmer, J. V., Younts, S. E., & Brady, N. C. (1968). The role of potassium in agriculture (Primera edición.). American society of agronomy.

Chicago Style (17th ed.) Citation

Kilmer, J. V., S. E. Younts, and Nyle C. Brady. The Role of Potassium in Agriculture. Primera edición. Madison: American society of agronomy, 1968.

MLA (8th ed.) Citation

Kilmer, J. V., et al. The Role of Potassium in Agriculture. Primera edición. American society of agronomy, 1968.