Hirst, Rodney Julian. The problems of perception / by R. J. Hirst. - London ; New York : Allen and Unwin; Humanities Press c1959 [Reprinted 1966]. - 330 p. ; 23 cm. - The Muirhead library of philosophy . Bibliographical footnotes. Subjects--Topical Terms: Perception. Dewey Class. No.: 152 / HIP 1966