Peters, R. S. 1919-2011. The concept of motivation / by R. S. Peters - London ; New York : Routledge & Kegan Paul ; Humanities Press, 1958 [impression 1960] - 166 p. ; 19 cm. - Studies in philosophical psychology . Bibliography: p 158-160. -- Includes index. Subjects--Topical Terms: Motivation (Psychology) Dewey Class. No.: 152.5 / PEC 1960