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Checkbox | Miniature | Title | Autor (Twórca) | Library catalog | Data | |
|---|---|---|---|---|---|---|
| No thumbnail | Marksistowsko-leninowska teoria klas : (stenogram wykładu) / | WIDERSZPIL, Stanisław (1921- ). | Nowe Druki | 1955. | ||
| No thumbnail | Skład polskiej klasy robotniczej : tendencje zmian w okresie industrializacji socjalistycznej / | WIDERSZPIL, Stanisław (1921- ). | Nowe Druki | 1965. | ||