共 8 条
- [1] BOLLES MM, 1937, ARCH PSYCHOL
- [2] Genetic studies in abstraction [J]. JOURNAL OF COMPARATIVE PSYCHOLOGY, 1942, 33 (03) : 385 - 401
- [3] Edwards A. L., 1950, EXPT DESIGN PSYCHOL
- [4] Long L, 1941, CHILD DEV, V12, P247
- [6] SIGEL IE, 1951, THESIS U CHICAGO
- [7] Thrum ME, 1935, CHILD DEV, V6, P120
- [8] Werner H., 1948, COMP PSYCHOL MENTAL