TY  - BOOK
AU  - Piskunov, N.
TI  - Differential and integral calculus V.2
SN  - 9788123904924
U1  - 515.3  PIS.2;2 R1 
PY  - 1974///
CY  - New Delhi
PB  - CBS
KW  - Differential,integral,calculus,V.2
ER  -