共 23 条
[2]
BECKMAN LJ, 1979, SEP ANN M AM PSYCH A
[7]
WIVES AND HUSBANDS EXPECTED COSTS AND BENEFITS OF CHILDBEARING AS PREDICTORS OF PREGNANCY
[J].
SOCIAL BIOLOGY,
1979, 26 (04)
:265-274
[9]
Hill R., 1959, FAMILY POPULATION CO