| LC control no. | sh 85121411 |
|---|---|
| LC classification | HD5111.5 HD5111.6 |
| Topical heading | Shift systems |
| Variant(s) | Shift work Shiftwork Work shifts |
| See also | Hours of labor Industrial management Night work |
| Found in | LC data base, 6/14/93 (Shiftwork) |
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