AGE-STAGE ISSUE IN CONSERVATION ACQUISITION

[1] BEILIN H, 1965, J EXP CHILD PSYCHOL, V2, P317

[2] AGES STAGES AND NATURALIZATION OF HUMAN DEVELOPMENT [J]. AMERICAN PSYCHOLOGIST, 1968, 23 (06) : 419 - &

[3] BRAINERD CJ, 1972, PSYCHON SCI, V27, P114

[4] BRAINERD CJ, 1971, PSYCHOL BULL, V75, P128, DOI 10.1037/h0030364

[5] BRAINERD CJ, IN PRESS

[6] INHELDER B, 1969, TRENDS ISSUES DEVELO

[7] TRAINING IN CONSERVATION OF WEIGHT [J]. JOURNAL OF EXPERIMENTAL CHILD PSYCHOLOGY, 1970, 9 (02) : 253 - 264

[8] Piaget J., 1952, CHILDS CONCEPT NUMB

[9] Piaget J., 1971, MEASUREMENT PIAGET

[1] BEILIN H, 1965, J EXP CHILD PSYCHOL, V2, P317

[2] AGES STAGES AND NATURALIZATION OF HUMAN DEVELOPMENT [J]. AMERICAN PSYCHOLOGIST, 1968, 23 (06) : 419 - &

[3] BRAINERD CJ, 1972, PSYCHON SCI, V27, P114

[4] BRAINERD CJ, 1971, PSYCHOL BULL, V75, P128, DOI 10.1037/h0030364

[5] BRAINERD CJ, IN PRESS

[6] INHELDER B, 1969, TRENDS ISSUES DEVELO

[7] TRAINING IN CONSERVATION OF WEIGHT [J]. JOURNAL OF EXPERIMENTAL CHILD PSYCHOLOGY, 1970, 9 (02) : 253 - 264

[8] Piaget J., 1952, CHILDS CONCEPT NUMB

[9] Piaget J., 1971, MEASUREMENT PIAGET