TY  - BOOK
AU  - BARNETT, Raymond A., author
AU  - Ziegler, Micheal R., author
AU  - Byleen, Karl, author
TI  - Precalculus: Functions and graphs
T2  - (Precalculus Series)
SN  - 0072867396
PY  - 2008///
CY  - Boston
PB  - McGraw-Hill Higher Education
KW  - Functions- Textbooks
KW  - Algebra- Graphic methods- Textbooks
ER  -