Mowrer, Orval Hobart, 1907-1982. Learning theory and the symbolic processes / Orval Hobart Mowrer. - New York : Wiley, 1960. - 473 p. : ill. ; 23 cm. Includes bibliographical references and index. Subjects--Topical Terms: Learning, Psychology of. Dewey Class. No.: 154.4 / MOL 1960