Cita APA (7a ed.)

Baligar, V. C., & Duncan, R. R. (1990). Crops as enhancers of nutrient use. Academic Press.

Cita Chicago Style (17a ed.)

Baligar, V. C., y R. R. Duncan. Crops as Enhancers of Nutrient Use. San Diego: Academic Press, 1990.

Cita MLA (8a ed.)

Baligar, V. C., y R. R. Duncan. Crops as Enhancers of Nutrient Use. Academic Press, 1990.