Shwayder, D. S. The stratification of behaviour : a system of definitions propounded and defended / D.S. Shwayder. - London : Routledge & Kegan Paul, 1965. - xvi, 411 p. : ill. ; 23 cm. - International library of philosophy and scientific method . Includes index. ISBN: 071003623X Subjects--Topical Terms: Psycholinguistics.Psychology, Comparative. Dewey Class. No.: 401.9 / SHS 1965