TY  - BOOK
AU  - Salas,Saturnino L.
AU  - Hille,Einar
TI  - Calculus: one and several variables 
SN  - 0471611956
AV  - QA303.S2 1990 
PY  - 1990///
CY  - New York
PB  - Wiley
KW  - Calculus
N1  - Includes bibliographical references and index
ER  -