共 12 条
[2]
EATON JW, MEASURING JUVENILE D
[4]
FRAZIER EF, NEGRO FAMILY UNITED
[5]
HATHAWAY SR, ADOLESCENT PERSONALI
[6]
LONG HH, SCH DROPOUT, P83
[8]
SCHREIBER D, SCH DROPOUT ED, P83
[9]
STETLER HG, COMPARATIVE STUDY NE, P21
[10]
PHC1137 US BUR CENS