TY  - BOOK
AU  - Hornsby, John
AU  - Lial Margaret L.
AU  - Rockswold, Gary K.
TI  - Precalculus: A Graphical Approach to Precalculus with Limits: A Unit Circle Approach
SN  - 9780536293091
AV  - QA 39.2 .H67 2007 
PY  - 2007///
CY  - Boston
PB  - Pearson
N1  - Includes index
ER  -