共 11 条
[1]
CHILDRENS UNDERSTANDING OF NUMBER AND RELATED CONCEPTS
[J].
CANADIAN JOURNAL OF PSYCHOLOGY,
1960, 14 (03)
:191-205
[5]
LAURENDEAU M, 1962, CAUSAL THINKING CHIL
[6]
SOME POINTS OF PIAGETIAN THEORY IN THE LIGHT OF EXPERIMENTAL CRITICISM
[J].
JOURNAL OF CHILD PSYCHOLOGY AND PSYCHIATRY AND ALLIED DISCIPLINES,
1960, 1 (03)
:191-202
[8]
SIGEL IE, 1968, LOGICAL THINKING CHI
[9]
SMEDSLUND J, 1964, MONOGRAPHS SOCIETY R, V29