Cita APA (7a ed.)

Loomis, R., & Connor, D. (1992). Crop Ecology: Productivity and management in agricultural systems (1st edition.). University Press.

Cita Chicago Style (17a ed.)

Loomis, R.S, y D.J Connor. Crop Ecology: Productivity and Management in Agricultural Systems. 1st edition. Cambridge: University Press, 1992.

Cita MLA (8a ed.)

Loomis, R.S, y D.J Connor. Crop Ecology: Productivity and Management in Agricultural Systems. 1st edition. University Press, 1992.