???????, ????, ??? . 1988. XXIII ????? ??????? ?? ???????? ???? ? ??????? ? ??????????. ?????????????? ??????????? / ???????????????? ??????????? / Contrastive linguistics 13. (?????????????? ??????????? / ???????????????? ??????????? / Contrastive Linguistics). 126.

?????????, ????? & ????  ???????, ???-?? . 1979. ???????? ???????? ?? ??????????? ????????? ?? ?????????? ? ?????? ????, ???????? ? ??????? ?????, ???????? ?? ????? ???? ? ????????. ?????????????? ??????????? / ???????????????? ??????????? / Contrastive linguistics 4. (?????????????? ??????????? / ???????????????? ??????????? / Contrastive Linguistics). 60?69.

???????, ????, ??? . 1977. ?? ????? ?????? ????????????? ???????? ? ??????????? ??????? ????? ? ?? ?????????? ????????????? ??????????. ?????????????? ??????????? / ???????????????? ??????????? / Contrastive linguistics 2. (?????????????? ??????????? / ???????????????? ??????????? / Contrastive Linguistics). 129?136.