Philadelphia workers in a changing economy .
| Hlavní autor: | |
|---|---|
| Médium: | Kniha |
| Jazyk: | English |
| Vydáno: |
Philadelphia
University of Pennsylvania Press
[1956].
|
| Edice: | Industrial Research Dept. Wharton School of Finance & Commerce, University of Pennsylvania. Resaerch studies,38
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| Témata: |