Cita APA (7a ed.)

Tisdale, S. L., & Nelson, W. L. (1956). Soil fertility and fertilizers. Macmillan.

Cita Chicago Style (17a ed.)

Tisdale, Samuel L., y Werner L. Nelson. Soil Fertility and Fertilizers. New York: Macmillan, 1956.

Cita MLA (8a ed.)

Tisdale, Samuel L., y Werner L. Nelson. Soil Fertility and Fertilizers. Macmillan, 1956.