TY  - BOOK
AU  - Demaree,Richard S.
AU  - Waits,Bert K.
TI  - Precalculus Functions and graphs
SN  - 0201527812
U1  - 512 
PY  - 1990///
CY  - New York
PB  - Addison-Wesley
KW  - Algebra
KW  - Trigonometry
ER  -