TY  - BOOK
AU  - Vasishtaha,A. R 
AU  -  Vasishtha,V 
TI  - Calculas Of Finate Difference & Numarical Analysis
U1  - 005.1/H811c 
PY  - 1999///
CY  - Meeret
PB  - Kader Nath Ram Nath  
ER  -