TY  - BOOK
AU  - Nowlan, Robert A..
TI  - Lessons in college algebra and trigonometry / 
SN  - 0-06-044856-3
U1  - B20j5 
PY  - 1986///
CY  - New York : 
PB  - Harper & Row,Publishers , 
KW  - Trigonometry
ER  -