@article{zu221388,
           title = {Politeness in Conversations},
          author = {?. ?. ??????},
            year = {2004},
           pages = {26--27},
         journal = {Modern Trends in Teaching and Studying English in Ukraine / Materials of the 3-d TESOL West-Ukraine Regional Conference},
             url = {http://eprints.zu.edu.ua/21388/}
}