jirada suntornsawet. 2007. An investigation of thai workers'problems in dealing with lexical chunks in english business lettersjirada suntornsawet. , Kasetsart University;
jirada suntornsawet. (2007) An investigation of thai workers'problems in dealing with lexical chunks in english business lettersjirada suntornsawet . Kasetsart University/Bangkok.
jirada suntornsawet. An investigation of thai workers'problems in dealing with lexical chunks in english business lettersjirada suntornsawet. . Bangkok:Kasetsart University, 2007.
jirada suntornsawet. (2007) An investigation of thai workers'problems in dealing with lexical chunks in english business lettersjirada suntornsawet . Kasetsart University/Bangkok.