Tussy, Alan S., 1951- Elementary algebra / Alan S. Tussy, R. David Gustafson. - Pacific Grove : Brooks/Cole Pub., 1998. - 1 v. (various pagings) : ill. (some col.) ; 28 cm. Includes index. ISBN: 0534355285 RM265.25 LCCN: 97-045864 Subjects--Topical Terms: Algebra.