Piaget : a practical consideration : a consideration of the general theories and work of Jean Piaget, with an account of a short follow up study of his work on the development of the concept of geometry /
Helmore, G. A.
Piaget : a practical consideration : a consideration of the general theories and work of Jean Piaget, with an account of a short follow up study of his work on the development of the concept of geometry / by G. A. Helmore. - Oxford: Pergamon Press, 1969. - vii, 73 p. : ill. ; 20 cm. - The Commonwealth and international library .
Includes bibliography: p. 73.
0080068928
Piaget, Jean, 1896-1980
Child psychology
Παιδική ψυχολογία
155.413092
Piaget : a practical consideration : a consideration of the general theories and work of Jean Piaget, with an account of a short follow up study of his work on the development of the concept of geometry / by G. A. Helmore. - Oxford: Pergamon Press, 1969. - vii, 73 p. : ill. ; 20 cm. - The Commonwealth and international library .
Includes bibliography: p. 73.
0080068928
Piaget, Jean, 1896-1980
Child psychology
Παιδική ψυχολογία
155.413092