The child's conception of physical causality
Inbunden bok. London, Routledge & Kegan Paul. 1966. viii+309 sidor.
Gott skick. Publisher's cloth with dust-jacket. Corners and spine ends are slightly bumped. Tears and slight loss of paper on the dust-jacket. Reprint of the 1930 edition. The International Library of Psychology, Philosophy and Scientific Method.