Balwinder, S., & Dhaliwal, G. S. (1993). Pesticides: Thier Ecological Impact in developing countries. Commonwealth publishers.
Čikaški stil citiranjaBalwinder, Singh, i G S. Dhaliwal. Pesticides: Thier Ecological Impact in Developing Countries. New Delhi: Commonwealth publishers, 1993.
MLA način citiranjaBalwinder, Singh, i G S. Dhaliwal. Pesticides: Thier Ecological Impact in Developing Countries. Commonwealth publishers, 1993.
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