TY  - GEN
AU  - Vinay Kumar
TI  - Question bank in biology: for class XI 
T2  - Tata McGraw-Hill's question bank series
SN  - 0070635668
U1  - 574 
PY  - 2007///
CY  - New Delhi
PB  - Tata McGraw-Hill Publishing
KW  - Biology
ER  -