Pace, Robert. Music essentials for classroom teachers / Robert Pace. - San Francisco : Wadsworth Pub. Co., 1961. - viii, 116 p. illus., music. 24 cm. - Howard A. Murphy music series . LCCN: 61009017 Subjects--Topical Terms: Music theory. Subjects--Index Terms: Secondary students. LC Class. No.: MT6.P164 / M9 Dewey Class. No.: S 781.2 PAC