Elements of economic entomology
David, Vasantharaj B.
Elements of economic entomology - Madras Popular Book Depot 1978 - xiii, 513p.
ENTOMOLOGYEconomics
595.7 / DAV-E
Elements of economic entomology - Madras Popular Book Depot 1978 - xiii, 513p.
ENTOMOLOGYEconomics
595.7 / DAV-E