APA
M.M. Mercy, G. Shivashankar Department of Agricultural Botany, . (1988). Evaluation of cowpea {Vigna unguiculata (L.) Walp.} Genotypes for nitrogen fixation under the influence of Rhizobium, Mycorrhiza. Bangalore: University of Agricultural Sciences, Bangalore.
Chicago
M.M. Mercy, G. Shivashankar Department of Agricultural Botany, . 1988. Evaluation of cowpea {Vigna unguiculata (L.) Walp.} Genotypes for nitrogen fixation under the influence of Rhizobium, Mycorrhiza. Bangalore: University of Agricultural Sciences, Bangalore.
Harvard
M.M. Mercy, G. Shivashankar Department of Agricultural Botany, . (1988). Evaluation of cowpea {Vigna unguiculata (L.) Walp.} Genotypes for nitrogen fixation under the influence of Rhizobium, Mycorrhiza. Bangalore: University of Agricultural Sciences, Bangalore.
MLA
M.M. Mercy, G. Shivashankar Department of Agricultural Botany, . Evaluation of cowpea {Vigna unguiculata (L.) Walp.} Genotypes for nitrogen fixation under the influence of Rhizobium, Mycorrhiza. Bangalore: University of Agricultural Sciences, Bangalore. 1988.