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| 090 | ⊔ | ⊔ | ‡aHB31.N3 no.68 |
| 035 | ⊔ | ⊔ | ‡a(OCoLC)1686936 |
| 110 | 2 | ⊔ | ‡aNational Industrial Conference Board. |
| 245 | 1 | 0 | ‡aLegal restrictions on hours of work in the United States; ‡ba reference manual ... |
| 260 | ⊔ | ⊔ | ‡aNew York, ‡bNational industrial conference board ‡c[c1924] |
| 300 | ⊔ | ⊔ | ‡av. 125 p. ‡bincl. tables. ‡c23 cm. |
| 490 | ⊔ | ⊔ | ‡aIts Research report, no.68 |
| 538 | ⊔ | ⊔ | ‡aMode of access: Internet. |
| 650 | ⊔ | 0 | ‡aLabor laws and legislation ‡zUnited States. |
| 650 | ⊔ | 0 | ‡aHours of labor ‡zUnited States. |
| CID | ⊔ | ⊔ | ‡a001665470 |
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| DAT | 1 | ⊔ | ‡a20120815092811.0 ‡b2024-05-02T17:43:52Z |
| DAT | 2 | ⊔ | ‡a2024-05-02T17:30:02Z |
| CAT | ⊔ | ⊔ | ‡aSDR-UCSC ‡dIII - MILLENIUM ‡lloader.pl-001-001 |
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