共 12 条
[2]
IVAN W, 1960, MARRIAGE FAM LIVING, V22, P71
[3]
ATTITUDES AND POLICIES CONCERNING MARRIAGES AMONG HIGH-SCHOOL STUDENTS
[J].
MARRIAGE AND FAMILY LIVING,
1956, 18 (02)
:128-136
[4]
SEGEL D, 1957, US OFFICE ED B, V15
[5]
*US BUR CENS, 1946, 1946 STAT ABST US
[6]
*US BUR CENS, 1956, 1956 STAT ABST US
[7]
*US BUR CENS, 1955, 1955 STAT ABST US
[8]
*US BUR CENS, 1951, 1951 STAT ABST US
[9]
*US BUR CENS, 1941, 1941 STAT ABST US
[10]
*US BUR CENS, 1958, 1958 STAT ABST US