Population aging in the United States
William J. Serow, David F. Sly, and J. Michael Wrigley
Bok Engelsk 1990
| Utgitt | New York : Greenwood Press , 1990
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|---|---|
| Omfang | xvii, 220 s. : ill.
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| Emner | Age distribution (Demography) - United States
Aged - United States United States - Population aldring forente stater demografi |
| ISBN | 0313273111
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