TY  - BOOK
AU  - Barnett, Raymond A ; Ziegler Michall R and Bylen, Karl E,
TI  - Precalculus Functions and graphs
SN  - 0072368713
U1  - 512.1 22
PY  - 2001///
CY  - MC Graw- Hill higher education
PB  - MC Graw- Hill higher education
ER  -