TY  - BOOK
AU  - Gupta, P. P.
AU  - Gupta, P. P.
TI  - Engineering mathematics
AV  - 510 GUP 2001 
U1  - 510 GUP 2001 
PY  - 2001///
CY  - India
PB  - Krishna Prakashan Media
KW  - Mathematics
ER  -