TY  - GEN
AU  - kotpal, R. L.
TI  - Modern textbook of zoology: invertebrate 
SN  - 81-7133-339-7 :
U1  - 592 
PY  - 1997///
CY  - Meerut
PB  - Rastogi
KW  - INVERTEBRATES
N1  - Includes glossary and index
ER  -