APA
B.P. Ravikumar, M.R. Kachapur Department of Plant Pathology, . (1998). Studies on powdery mildew of rose (Rosa Spp.0 Caused by Sphaerotheca pannosa Var. rosae (Wallr.) Lev. Dharwad: University of Agricultural Scineces, Dharwad.
Chicago
B.P. Ravikumar, M.R. Kachapur Department of Plant Pathology, . 1998. Studies on powdery mildew of rose (Rosa Spp.0 Caused by Sphaerotheca pannosa Var. rosae (Wallr.) Lev. Dharwad: University of Agricultural Scineces, Dharwad.
Harvard
B.P. Ravikumar, M.R. Kachapur Department of Plant Pathology, . (1998). Studies on powdery mildew of rose (Rosa Spp.0 Caused by Sphaerotheca pannosa Var. rosae (Wallr.) Lev. Dharwad: University of Agricultural Scineces, Dharwad.
MLA
B.P. Ravikumar, M.R. Kachapur Department of Plant Pathology, . Studies on powdery mildew of rose (Rosa Spp.0 Caused by Sphaerotheca pannosa Var. rosae (Wallr.) Lev. Dharwad: University of Agricultural Scineces, Dharwad. 1998.