TY  - BOOK
AU  - Salas,Saturnino L.
AU  - Hille, Einar,
TI  - Calculus: one and several variables 
SN  - 0536007012
CY  - Lexington, Mass. : Xerox College Pub., 1971
KW  - Calculus
N1  - Includes index
ER  -