TY  - BOOK
AU  - Muller,Philippe
AU  - Mason,Anita
TI  - The tasks of childhood
PY  - 1969///
CY  - New York
PB  - McGraw-Hill Book Co.
KW  - Child psychology
N1  - Translation of Les taches de l'enfance; Bibliogr.: p. 243-251
ER  -