Verma, N. P. (1990). Irrigation change and agricultural development: An impact analysis. Uppal.
Chicago Style (17. basım) AtıfVerma, Neelmani P. Irrigation Change and Agricultural Development: An Impact Analysis. New Delhi: Uppal, 1990.
MLA (8th ed.) AtıfVerma, Neelmani P. Irrigation Change and Agricultural Development: An Impact Analysis. Uppal, 1990.
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