TY  - BOOK
AU  - Leithold,Louis
TI  - Before calculus: functions, graphs, and analytic geometry 
SN  - 0060439114
U1  - 512/.1 
PY  - 1989///
CY  - New York
PB  - Harper & Row
KW  - Mathematics
KW  - MCE
N1  - Includes index
ER  -