共 19 条
[3]
CASPARI E, 1967, 1967 ANN M AM ED RES
[4]
CATTELL RB, 1967, 7 U ILL LAB PERS GRO
[7]
Evans R. I., 1964, COMMUNICATION
[9]
KEPHART W, 1961, FAMILY SOC INDIVIDUA
[10]
DEMOGRAPHIC FACTORS AFFECTING OPPORTUNITY FOR NATURAL SELECTION IN UNITED STATES
[J].
EUGENICS QUARTERLY,
1966, 13 (03)
:270-&