Citazione APA

Connor, D. J., Loomis, R. S., & Cassman, K. G. (2011). Crop ecology: Productivity and management in agricultural systems (2nd ed.). Cambridge University Press.

Stile di citazione Chicago

Connor, David J., Robert S. Loomis, e Kenneth G. Cassman. Crop Ecology: Productivity and Management in Agricultural Systems. 2nd ed. Cambridge: Cambridge University Press, 2011.

Citazione MLA

Connor, David J., et al. Crop Ecology: Productivity and Management in Agricultural Systems. 2nd ed. Cambridge University Press, 2011.