TY  - BOOK
AU  - Tewani, Ghanshyam 
TI  - Mathematics in 30 days: for engineering entrance examinations
SN  - 9788131516492
U1  - 510.76 T31m 
PY  - 2012///
CY  - Delhi
PB  - Cengage Learning
KW  - Mathematics
ER  -