World guide to insects : And a treatise on those injurious and beneficial to crops for the use of colleges, farm schools
- 6th Ed
- New Delhi Cosmo Publications 1993
- 2 Vols
- Vol - 1 .
A.S. Packard: World guide to insects : And a treatise on those injurious and beneficial to crops for the use of colleges, farm schools and agriculturists. Vol 1. (6th Ed) New Delhi. Cosmo Publications, 1993.--(595.7PAC)