00434pamaa2200157 4500 0000001777 20070912090000.0 0534355285 512.9 TUS QA152.2 TUS 1998 TUSSY Elementary algebra Alan S. Tussy, R.David Gustafson. Pacific Grove: Brooks/Cole Pub.,, 1998. xxiv, 678p: col.ill.; 28cm. Algebra Gustafson, R. David