-
1Veröffentlicht 1968“… Princeton University. Office of Population Research …”Papers resulting from a project of the Office of Population Research, Princeton University.
Buch -
2von Westoff, Charles F.“… Princeton University. Office of Population Research …”
Veröffentlicht 1963A study and analysis of the results of a survey conducted in 1960 by National Analysts, inc., Philadelphia, prepared by members of the Office of Population Research of Princeton University.
Buch