TY  - BOOK
AU  - Sastry, S. S
TI  - Introductory methods of numerical analysis
SN  - 9788120345928
U1  - 519.4 SAS/I 
PY  - 2021///
CY  - .- New Delhi
PB  -  : Prentice-Hall of India, 1984, 
ER  -