TY  - BOOK
AU  - Larson,Ronald E.
AU  - Edwards,Bruce H.
AU  - Heyd,David E.
AU  - Hostetler,Robert P.
TI  - Algebra and trigonometry: a graphing approach 
SN  - 0669417238
AV  - QA154.2 .L365 1997
PY  - 1997///
CY  - Boston
PB  - Houghton Mifflin Company
KW  - Algebra
KW  - Trigonometry
N1  - Includes indexes
ER  -