TY  - BOOK
AU  - Larson, Ron
AU  - Larson, RonHostetler, Robert
TI  - Trigonometry
SN  - 9780618643325
U1  - 515.7 LAT/TRI 
PY  - 2007///
CY  - London
PB  - Cengage Learning 
KW  - MATHEMATICS
ER  -