General and applied entomology/
Nayar, KK etal..
General and applied entomology/ by K K Nayar etal.. - New Delhi : Tata McGraw-Hill , 1976 - 589pages
395.709 9 NAY/G
General and applied entomology/ by K K Nayar etal.. - New Delhi : Tata McGraw-Hill , 1976 - 589pages
395.709 9 NAY/G