共 18 条
[1]
Bechtoldt HP., 1951, HDB EXPT PSYCHOL, P1237
[2]
Biehler RF, 1954, CHILD DEV, V25, P45
[3]
Challman RC, 1932, CHILD DEV, V3, P146
[4]
CLAMPITT RR, 1954, THESIS IOWA STATE CO
[6]
Goodenough FL, 1930, CHILD DEV, V1, P29
[7]
HAGMAN E, 1933, U IA STUD CHILD WELF, V7, P1
[8]
Koch HL, 1933, CHILD DEV, V4, P164
[9]
Lippitt R, 1941, CHILD DEV, V12, P305
[10]
MARSHALL HR, 1956, THESIS U IOWA