Dyfyniad APA

Puttaswamaiah, K. (1989). Cost - benefit analysis of irrigation and drought proofing. Oxford I B H publishing company.

Dyfyniad Arddull Chicago

Puttaswamaiah, K. Cost - Benefit Analysis of Irrigation and Drought Proofing. New Delhi: Oxford I B H publishing company, 1989.

Dyfyniad MLA

Puttaswamaiah, K. Cost - Benefit Analysis of Irrigation and Drought Proofing. Oxford I B H publishing company, 1989.

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