Piaget, Jean. The construction of reality in the child / Jean Piaget ; translated by Margaret cook. - London : Routledge & Kegan Paul, c 1954. - xiii, 386 p. ; 23 cm. 313 313 ISBN: 7100 1952 3 Subjects--Topical Terms: Child psychology. Dewey Class. No.: 136.7 / P571c