TY  - BOOK
AU  - Schmidt,Philip
TI  - Schaums solved problems series 3000 solved problems in precalculus
T2  - Schaums solved problems series
SN  - 007100624
PY  - 1989///
CY  - New York
PB  - McGraw Hill
KW  - Algebra
KW  - Graphic methods
KW  - problems exercises, etc
KW  - Functions
KW  - Problems, exercises, etc
ER  -