TY  - BOOK
AU  - Leff, lawrence S,
TI  - Precalculus the easy way
T2  - Easy way series
SN  - 0764128922
U1  - 512 LEF 2005 
PY  - 2005///
CY  - Hauppauge, N.Y.
PB  - Barron's
KW  - Algebra
KW  - Problems, exercises, etc
N1  - Includes index
ER  -