TY - BOOK T1 - Three theories of child development:the contributions of Erik H. Erikson, Jean Piaget, and Robert R. Sears, and their applications DA - [1965] CY - New York, AU - Maier, Henry W. CN - BF721 CN - BF721 PB - Harper & Row PP - New York, PY - [1965] ID - 81778 KW - Child development. KW - Child psychology. TI - Three theories of child development:the contributions of Erik H. Erikson, Jean Piaget, and Robert R. Sears, and their applications ER -