共 45 条
[35]
Raudenbush S. W., 2001, HIERARCHICAL LINEAR
[36]
ROSS JE, 1991, SHADES BLACK DIVERSI
[37]
SANDLER IN, 2002, PREVENTION TREATMENT, V5
[38]
Missing data: Our view of the state of the art
[J].
PSYCHOLOGICAL METHODS,
2002, 7 (02)
:147-177