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| Utgitt
| New York : Plenum Press , c1981
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| Omfang
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| Opplysninger
| "Proceedings of a conference held in Houston, Tex., Sept. 17-19, 1979, which was sponsored by the Center for Population Research, National Institute of Child Health and Human Development, and other bodies" - Innledende s.
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| Emner
| |
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| ISBN
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