Não informado. (1973). Papers and Studies in Contrastive Linguistics. Adam Mickiewicz University.
Chicago-viite (17. p.)Não informado. Papers and Studies in Contrastive Linguistics. Poznan, Polonia: Adam Mickiewicz University, 1973.
MLA-viite (8. p.)Não informado. Papers and Studies in Contrastive Linguistics. Adam Mickiewicz University, 1973.
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