TY  - BOOK
AU  - Grady,Michael D., Weoton,William
AU  - x
TI  - Precalculus: x
SN  - 0534028411
U1  - 515/G733p 
PY  - 1984///
CY  - Belmont,Calif
PB  - Wadsworth
KW  - Mathematics
KW  - Calculus
N1  - includes
ER  -