TY  - GEN
AU  - Munem, M A
AU  - Yizze J.P. (jt.auth)
AU  -  Tschirhart W.P (Jt.auth)
TI  - Precalculus functions and graphs
U1  - 512 
PY  - 1985///
CY  - New York
PB  - Worth
KW  - Calculus
ER  -