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???????, ????, ??? . 1992. ????? ???????-?????? ?????????. ?????????????? ??????????? / ???????????????? ??????????? / Contrastive linguistics 17. (?????????????? ??????????? / ???????????????? ??????????? / Contrastive Linguistics). 119?120.

???????, ????, ??? . 1980. ????? ????? ????? ?? ??????????? ? ????????. ?????????????? ??????????? / ???????????????? ??????????? / Contrastive linguistics 5. (?????????????? ??????????? / ???????????????? ??????????? / Contrastive Linguistics). 87?88.

???????, ????, ??? . 1979. ???????-?????? ?????????. ?????????????? ??????????? / ???????????????? ??????????? / Contrastive linguistics 4. (?????????????? ??????????? / ???????????????? ??????????? / Contrastive Linguistics). 122?123.

???????, ????, ??? . 1979. ????????????? ?? ???????-????????? ????????? ? ???????. ?????????????? ??????????? / ???????????????? ??????????? / Contrastive linguistics 4. (?????????????? ??????????? / ???????????????? ??????????? / Contrastive Linguistics). 111?114.