TY  - BOOK
AU  - Barnett, Raymond A.,
AU  - Ziegler,Michael R.
AU  - Byleen,Karl E.
TI  - Precalculus: functions and graphs
SN  - 0070057176
U1  - 512.1 
PY  - 2001///
CY  - New York
PB  - McGraw-Hill
KW  - Functions.
KW  - Algebra
KW  - Graphic methods.
KW  - Trigonometry.
N1  - Includes Index
ER  -