APA
                P. Sukumari, M.N. Sheelavantar Department of Agronomy, . (1997). Integrated nutrient management in soybean (Glycine max (L.) Merrill) In vertisols of Northern transitional zone of Karnataka. Dharwad: University of Agricultural Sciences, Dharwad.
                
                Chicago
                P. Sukumari, M.N. Sheelavantar Department of Agronomy, . 1997. Integrated nutrient management in soybean (Glycine max (L.) Merrill) In vertisols of Northern transitional zone of Karnataka. Dharwad: University of Agricultural Sciences, Dharwad.
                
                Harvard
                P. Sukumari, M.N. Sheelavantar Department of Agronomy, . (1997). Integrated nutrient management in soybean (Glycine max (L.) Merrill) In vertisols of Northern transitional zone of Karnataka. Dharwad: University of Agricultural Sciences, Dharwad.
                
                MLA
                P. Sukumari, M.N. Sheelavantar Department of Agronomy, . Integrated nutrient management in soybean (Glycine max (L.) Merrill) In vertisols of Northern transitional zone of Karnataka. Dharwad: University of Agricultural Sciences, Dharwad. 1997.