Hirsch, Lewis. Understanding intermediate algebra : a course for college students / Lewis Hirsch, Arthur Goodman. - 3rd ed. - Minneapolis/St. Paul : West, c1994. - xx, 635, 108 p. : ill. ; 27 cm. Includes index. ISBN: 0314025189 LCCN: 93011707 Subjects--Topical Terms: Algebra. LC Class. No.: QA152.2 / .H57 1994 Dewey Class. No.: 512.9