TY  - BOOK
AU  - De Leeuw, Karel,
TI  -  Calculus
U1  - 515  23
PY  - 1966///]
CY  - New York
PB  - Harcourt, Brace & World
KW  - Calculus
N1  - Includes bibliographic refrences( p. 257-258)  and index
ER  -