Gupta, P. K. (1986). Pesticides in the Indian environment.
Chicago Edition CitationGupta, P K. Pesticides in the Indian Environment. Interprint Publications, New Delhi, 1986.
MLA Edition CitationGupta, P K. Pesticides in the Indian Environment. 1986.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.