Kaufmann, Jerome E. Algebra with trigonometry for college students / Jerome E. Kaufmann. - 3rd ed. - Boston : PWS-KENT Pub. Co., c1992. - 1 v. (various pagings) : ill. (some col.) ; 25 cm. Includes index. ISBN: 0534928404 (acidfree paper) 0534928811 (pbk. : acidfree paper) LCCN: 91032979 LC Class. No.: QA154.2 / .K362 1991 Dewey Class. No.: 512.9