TY  - BOOK
AU  - Kotpal, R L;Agarwal, S K;Kheterpal, R P
TI  - Invertebrates
U1  - 000 KOT-I 
PY  - 1977///
CY  - Meerut
PB  - Rastogi
KW  - Generalities
KW  - Zoology
ER  -