Central Library OPAC
R.S. Mehrotra, . (1980). Plant pathology. New Delhi: Tata McGraw Hill Book Co: .
R.S. Mehrotra, . 1980. Plant pathology. New Delhi: Tata McGraw Hill Book Co: .
R.S. Mehrotra, . Plant pathology. New Delhi: Tata McGraw Hill Book Co: . 1980.
