TY  - BOOK
AU  - Larson, Ron.
AU  - Edwards,Bruce H.
AU  - Hostetler,Robert P.
TI  - Precalculus with limits: a graphing approach 
SN  - 0618052917
PY  - 2001///
CY  - Boston
PB  - Houghton Mifflin Company
KW  - Precalculus
KW  - sears
ER  -