共 22 条
[1]
ABEL H, 1962, Child Dev, V33, P939, DOI 10.2307/1126904
[2]
ASHER S, 1982, RACIAL INTEGRATION M
[5]
CAMPBELL EH, 1939, GENETIC PSYCHOL MONO, V21, P461
[7]
DUCK S, 1981, PEER RELATIONSHIPS, V2
[8]
Duck SW., 1983, FRIENDS LIFE PSYCHOL