Pimentel, D., & Lehman, H. (1993). The Pesticide question: : environment, economics, and ethics. New York: Chapman & Hall.
Παραπομπή Chicago StylePimentel, David, and Hugh Lehman. The Pesticide Question: : Environment, Economics, and Ethics. New York: Chapman & Hall, 1993.
Παραπομπή MLAPimentel, David, and Hugh Lehman. The Pesticide Question: : Environment, Economics, and Ethics. New York: Chapman & Hall, 1993.
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