TY  - GEN
AU  - Davies, R G
AU  - Richards, O W
TI  - IMMS' General Text Book of Entomology: V.1 : structure, physiology and development 
U1  - 595.7 RIC.1 
CY  - New Delhi, B I publishers
KW  - Insecta/ Insect Head/ Insect Integument/ Insect vision and visual organs/ Embryology- INsects/ Insects- Reproduction/ Insects- glands/ Insects- Embrylogy
ER  -