TY  - BOOK
AU  - Sullivan, Michael 
AU  -  Sullivan III, Michael
TI  - Precalculus : concepts through functions : a right triangle approach to trigonometry [2nd ed.]
SN  - 9780321645081 
U1  - 516.24 
PY  - 2011///
CY  - Boston
PB  - Prentice Hall, Pearson
KW  - Mathematics
KW  - MA103
ER  -