Human fertility and national development : a challenge to science and technology
United Nations
Bok Engelsk 1971
| Utgitt | New York : United Nations , 1971
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|---|---|
| Omfang | x, 140 p. : illus., fold. map.
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| Opplysninger | "United Nations publication. Sales no.: E.71.II:A.12.". - Includes bibliographical references.
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| Emner |
