TY  - BOOK
AU  - Wasan, Sri Krishan 
AU  - Kumar,Ravinder  
AU  - Prakash,Ravi 
TI  - Mathematics for Class 11
SN  - 0333929063
U1  - 510 
PY  - 1990///
CY  - New Delhi
PB  - Macmillan
ER  -