TY  - BOOK
AU  - Demana,Franklin D.
AU  - Waits,Bert K.
AU  - Osborne,Alan
AU  - Foley,Gregory D.
TI  - Precalculus: functions and graphs 
SN  - 0201527812
U1  - 512.13 22
PY  - 1990///
CY  - Reading, Mass.
PB  - Addison-Wesley
KW  - Algebra
KW  - Trigonometry
N1  - Includes index

ER  -