TY  - BOOK
AU  - Piskunov, N. 
AU  -  Yankovsky,George
TI  - Differential and integral calculus 
SN  - 8123904924
U1  - 515.33/PIS/D 
PY  - 1996///
CY  - Moscow
PB  - MIR Publishers 
KW  - Differential calculus
ER  -