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| 公开/私有: | 公开 私有 |
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| 公开/私有: | 公开 私有 |
- crime (7)
- violence (7)
- violent crimes (7)
- united states (5)
- children of immigrants (3)
- public welfare (3)
- aged (2)
- drug abuse (2)
- minorities (2)
- public welfare administration (2)
- social surveys (2)
- urban policy (2)
- abused children (1)
- aid to families with dependent children programs (1)
- alien labor (1)
- birth control (1)
- child abuse (1)
- child welfare (1)
- children (1)
- cities and towns (1)
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