TY  - BOOK
AU  - Sullivan,Michael
TI  - Precalculus: enhanced with graphing utilities 
SN  - 9780136015789
PY  - 2009///
CY  - Upper Saddle River, NJ
PB  - Pearson Prentice Hall
KW  - Function
KW  - Textbooks
KW  - Graphics calculators
N1  - Includes index
ER  -