APA (7th ed.) Citation

Karlen, D. L., Veum, K. S., Sudduth, K. A., Obrycki, J. F., & Nunes, M. R. (2019). Soil health assessment: Past accomplishments, current activities, and future opportunities. Soil & tillage research, 195, 104365. https://doi.org/10.1016/j.still.2019.104365

Chicago Style (17th ed.) Citation

Karlen, Douglas L., Kristen S. Veum, Kenneth A. Sudduth, John F. Obrycki, and Márcio R. Nunes. "Soil Health Assessment: Past Accomplishments, Current Activities, and Future Opportunities." Soil & Tillage Research 195 (2019): 104365. https://doi.org/10.1016/j.still.2019.104365.

MLA (9th ed.) Citation

Karlen, Douglas L., et al. "Soil Health Assessment: Past Accomplishments, Current Activities, and Future Opportunities." Soil & Tillage Research, vol. 195, 2019, p. 104365, https://doi.org/10.1016/j.still.2019.104365.