TY  - BOOK
AU  - Marshall,A.Robert
TI  - Precalculus : functions and graphs
AV  - QA331.3 M377P
PY  - 1991///
CY  - Reading, Mass.
PB  - Addison-Wesley
KW  - FUNCTIONS
KW  - ALGEBRA
KW  - GRAPHIC METHODS
KW  - TRIGONOMETRY
ER  -