TY  - BOOK
AU  - Dugopolski,Mark
TI  - Trigonometry / 
SN  - 032135690X
U1  - 516.24 
PY  - 2007///
CY  - Boston
PB  - Pearson Education, 
KW  - Mathematics
KW  - Trigonometry
N1  - Includes index
ER  -