APA
                C. Narayanapp, U.S. Ujjinaiah Department of Seed Science and Technology, . (1996). Studies on plant density and nitrogen levels on seed yield and seed quality in rice bean [Vigna umbellata (Thunb.) Ohwi and Ohas. Bangalore: University of Agricultural Sciences, Bangalore.
                
                Chicago
                C. Narayanapp, U.S. Ujjinaiah Department of Seed Science and Technology, . 1996. Studies on plant density and nitrogen levels on seed yield and seed quality in rice bean [Vigna umbellata (Thunb.) Ohwi and Ohas. Bangalore: University of Agricultural Sciences, Bangalore.
                
                Harvard
                C. Narayanapp, U.S. Ujjinaiah Department of Seed Science and Technology, . (1996). Studies on plant density and nitrogen levels on seed yield and seed quality in rice bean [Vigna umbellata (Thunb.) Ohwi and Ohas. Bangalore: University of Agricultural Sciences, Bangalore.
                
                MLA
                C. Narayanapp, U.S. Ujjinaiah Department of Seed Science and Technology, . Studies on plant density and nitrogen levels on seed yield and seed quality in rice bean [Vigna umbellata (Thunb.) Ohwi and Ohas. Bangalore: University of Agricultural Sciences, Bangalore. 1996.