Investing in people : the economics of population quality /
| Үндсэн зохиолч: | |
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| Формат: | Ном |
| Хэл сонгох: | англи |
| Хэвлэсэн: |
London :
University of California,
1981.
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| Нөхцлүүд: | |
| Classic Catalogue: | View this record in Classic Catalogue |
| ISBN: | 0520044371 |
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