00443pamaa2200157 4500 0000014652 20081119090000.0 0534208452 QA533 GUS 1994 Gustafson Plane trigonometry R. David Gustafson and Peter D. Frisk. 4th ed. California: Brooks/Cole Pub., 1994. xxi, 486p.: col.ill.; 24cm. Trigonometry, Plane FRISK, Peter D.