TY  - BOOK
AU  - McWaters, Marcus
AU  - Ratti, J.S
TI  - Precalculus: A unit circle approach
SN  - 9780321537096
AV  - QA 331 Rat 
PY  - 2010///
CY  - Boston
PB  - Pearson
KW  - FUNCTIONS--TEXTBOOKS
KW  - ALGEBRA--TEXTBOOKS
KW  - TRIGONOMETRY--TEXTBOOKS
ER  -