Philadelphia workers in a changing economy .
| Autor principal: | |
|---|---|
| Formato: | Livro |
| Idioma: | English |
| Publicado em: |
Philadelphia
University of Pennsylvania Press
[1956].
|
| coleção: | Industrial Research Dept. Wharton School of Finance & Commerce, University of Pennsylvania. Resaerch studies,38
|
| Assuntos: |