Proceedings of the XVth [fifteenth] World Congress of Philosophy : 17th to 22nd september 1973, Varna (Bulgaria)
| Autor corporatiu: | |
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| Format: | Actes de congresos |
| Idioma: | German |
| Publicat: |
Sofia :
Sofia Pr.,
1973-1975
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| Descripció de l’ítem: | Beiträge in engl., dt., russ., franz. |
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| Signatura: | PH 8 */Pro |