O'Neil, W. M. Beginnings of modern psychology / The beginnings of modern psychology / W. M. O'Neil. - 2nd Revised Edition. - Harmondsworth, Penguin, 1968. - 157 p. 19 cm. - Penguin science of behaviour, X13 . GratisBapu trust ISBN: 9780710803290 (pbk.) Subjects--Topical Terms: Psychology--History. Dewey Class. No.: 150.19 ONE