Piaget, Jean.
The origin of intelligence in the child / Jean Piaget. - London : Routledge & Kegan Paul, [...?]. - xi, 425 p. ; 22 cm.
Includes index.
344 344
Cognition in children.
Genetic epistemology.
151 / P571o
The origin of intelligence in the child / Jean Piaget. - London : Routledge & Kegan Paul, [...?]. - xi, 425 p. ; 22 cm.
Includes index.
344 344
Cognition in children.
Genetic epistemology.
151 / P571o