TY  - BOOK
AU  - Kotpal, R.L., Agarwal, S.K. and Khetarpal, R.P.
TI  - Modern Text Book of Zoology Invertebrates
PY  - 1977///
CY  - Meerut
PB  - Rastogi Publications
KW  -  
KW  - Zoology
ER  -