TY  - BOOK
AU  - Maier,Henry William
TI  - Three theories of child development: the contributions of Erik H. Erikson, Jean Piaget, and Robert R. Sears, and their applications
AV  - BF721 .M196 1969
U1  - 155.41/0922 
PY  - 1969///]
CY  - New York
PB  - Harper & Row
KW  - Sears, Robert Richardson
KW  - Piaget, Jean,
KW  - Erikson, Erik Homburger,
KW  - Child psychology
KW  - Local
N1  - Includes bibliographies
ER  -