Chauhan, S. S. (1977). Crop production. Farm Information Unit, Directorate of Extension, Ministry of Agriculture and Irrigation.
Chicago-viite (17. p.)Chauhan, S. S. Crop Production. New Delhi: Farm Information Unit, Directorate of Extension, Ministry of Agriculture and Irrigation, 1977.
MLA-viite (8. p.)Chauhan, S. S. Crop Production. Farm Information Unit, Directorate of Extension, Ministry of Agriculture and Irrigation, 1977.
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