TY  - GEN
AU  - Whipkey, Kenneth L
AU  - Whipkey, Mary Nell
TI  - The power of calculus: third edition
SN  - 0471031402
U1  - 515 
PY  - 1972///
CY  - New York
PB  - John Wiley & Sons
N1  - Cuprinde bibliografie si index
ER  -