Druhý celoslovenský aktív pracovníkov v mechanizácii a doprave Ministerstva stavebníctva SSR
| Format: | Article |
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| Language: | Slovak |
| PhysicalDescription: | Tb. 1. |
| Subjects: |
| Format: | Article |
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| Language: | Slovak |
| PhysicalDescription: | Tb. 1. |
| Subjects: |
