TY  - BOOK
AU  - Gupta/K/ Malik/G.S. 
TI  - Calculus of finite difference & numerical analysis
U1  - 519.4 
PY  - 1988///
CY  - Meerut
PB  - Krishna Prakashan Mandir
KW  - Automobiles
KW  - calculus
ER  -