Dyfyniad APA
Connor, D. J., Loomis, R. S., & Cassman, K. G. (2011). Crop ecology: Productivity and management in agricultural systems (2nd ed.). Cambridge University Press.
Dyfyniad Arddull Chicago
Connor, D. J., R. S. Loomis, and Kenneth G. Cassman. Crop Ecology: Productivity and Management in Agricultural Systems. 2nd ed. Cambridge ; New York: Cambridge University Press, 2011.
Dyfyniad MLA
Connor, D. J., et al. Crop Ecology: Productivity and Management in Agricultural Systems. 2nd ed. Cambridge University Press, 2011.
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