TY  - BOOK
AU  - David, B. Vasantharaj
AU  - Ramamurthy, V. V. 
TI  - Elements of economic entomology
SN  - 9780994869104
U1  - 632.7 
PY  - 2017///
CY  - New Delhi
PB  - Brillion 
KW  - Entomology
ER  -