共 112 条
[31]
HAGGSTROM GW, 1981, TEENAGE PARENTS THEI
[32]
THE ROLE OF RESPONSIBILITY AND KNOWLEDGE IN REDUCING TEENAGE OUT-OF-WEDLOCK CHILDBEARING
[J].
JOURNAL OF MARRIAGE AND THE FAMILY,
1987, 49 (02)
:241-256
[34]
FATHERS OF CHILDREN BORN TO YOUNG URBAN MOTHERS
[J].
FAMILY PLANNING PERSPECTIVES,
1989, 21 (04)
:159-&
[35]
Hayes CD, 1987, RISKING FUTURE ADOLE, V1
[36]
HECKMAN J, 1985, B INT STAT I, V4, P1
[37]
Hofferth S.L., 1987, RISKING FUTURE ADOLE, V2
[38]
PREMARITAL SEXUAL-ACTIVITY AMONG UNITED-STATES TEENAGE WOMEN OVER THE PAST 3 DECADES
[J].
FAMILY PLANNING PERSPECTIVES,
1987, 19 (02)
:46-53
[40]
HOFFERTH SL, 1978, CONSEQUENCES AGE 1ST