TY  - BOOK
AU  - Koptal,R L
AU  - Agarwal,S K
AU  - Khetarpal,R P
TI  - Modern Textbook of Zoology Invertebrates
U1  - 592 
CY  - Meerut
PB  - Rastogi Publications
KW  - Zoology Invertebrates
ER  -