共 20 条
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- [2] BERNE EVC, 1930, U IOWA STUD CHILD WE, V4
- [3] CAILLE RK, 1933, CHILD DEV MONOGR, V11
- [4] Conrad HS, 1934, GENET PSYCHOL MONOGR, V16, P7
- [5] CONRAD HS, 1933, CALIFORNIA BEHAVIOR
- [6] DEAN A, 1947, THESIS STATE U IOWA
- [7] Edwards A. L., 1950, EXPT DESIGN PSYCHOL
- [8] Goodenough F. L., 1931, EXPT CHILD STUDY
- [9] Koch HL, 1954, CHILD DEV, V25, P209
- [10] Koch HL, 1955, CHILD DEV, V26, P13