SINGH, S. (2007). Farm machinery: Principles and applications. Directorate of Information and Publications on Agriculture, Indian Council of Agricultural Research.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিSINGH, Surendra. Farm Machinery: Principles and Applications. Directorate of Information and Publications on Agriculture, Indian Council of Agricultural Research, 2007.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিSINGH, Surendra. Farm Machinery: Principles and Applications. Directorate of Information and Publications on Agriculture, Indian Council of Agricultural Research, 2007.
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