Fitts, Paul Morris, 1912- Human performance [by] Paul M. Fitts [and] Michael I. Posner. - Belmont, Calif., Brooks/Cole Pub. Co. [1967] - x, 162 p. illus. 23 cm. - Basic concepts in psychology series . Bibliography: p. 151-158. LCCN: 67011662 Subjects--Topical Terms: Performance.Psychology. LC Class. No.: BF121 / .F5 Dewey Class. No.: 153.153 FIT P