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Academic Journal
Authors: Piróg-Rzepecka, Krystyna
Superior Title: Studia Logica; Dec1966, Vol. 18 Issue 1, p139-160, 22p
Authors: Piróg-Rzepecka, Krystyna
Superior Title: Studia Logica; Dec1966, Vol. 18 Issue 1, p139-160, 22p