Sachs, Jerome Michael Basic college mathematics / Jerome M. Sachs, Ruth B. Rasmusen [and] William J. Purcell. - Boston Allyn and Bacon 1960. - 344 p. illus. LCCN: 60010799 Subjects--Topical Terms: AlgebraGeometry LC Class. No.: QA152 / .S16 Dewey Class. No.: 510