A handbook of work sampling procedures a reference for those attending the Industrial Service Work Sampling Procedures Workshop
| Váldodahkki: | |
|---|---|
| Materiálatiipa: | Girji |
| Giella: | eaŋgalasgiella |
| Almmustuhtton: |
Raleigh, North Carolina
North Carolina State University
1982.
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| Fáttát: |