TY  - BOOK
AU  - Dugopolski, Mark.
TI  - College algebra and trigonometry: a unit circle approach
SN  - 0321644778
AV  - QA 154.3 .D84 2011 
PY  - 2011///
CY  - Boston
PB  - Addison-Wesley
KW  - Algebra-Textbooks
KW  - Trigonometry-Textbooks
ER  -