Whelpton P.
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Библиография книг автора
Campbell A.
Patterson J.
Whelpton P.
Fertility and Family Planning in the United States
In 1955 the Scripps Foundation for Research in Population Problems conducted a survey to determine the number of pregnancies and births wives had had, the number of children wanted expected etc. In 1960 a similar study was made, and the results are presented here. Projections on births and population for the US to 1985 are presented....
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