Kay, R. D., & Edward, W. M. (2000). Farm Management (3rd Ed.). S. chand & Company LTD..
Tohutoru Kātū Chicago (17th ed.)Kay, Ronald D., me William M. Edward. Farm Management. 3rd Ed. New Delhi: S. chand & Company LTD., 2000.
Tohutoro MLA (9th ed.)Kay, Ronald D., me William M. Edward. Farm Management. 3rd Ed. S. chand & Company LTD., 2000.
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