TY  - GEN
AU  - Aratari, Marie
TI  - Trigonometry: a circular function approach 
SN  - 0201771748
AV  - QA531 .A73 2004
PY  - 2004///
CY  - Boston
PB  - Pearson/Addison Wesley
KW  - Trigonometrical functions
KW  - Trigonometry
N1  - Includes index
ER  -