The agenda setting function of mass media became one of the most pervasive concept examining long term eff ects of mass media on society. Meanwhile most of the media scholars works have focused on the relationships of media agenda and public agenda in the last thirty years, there is lack of empirical works dealing with aspects of agenda building process so far, above all aspects concerning mutual infl uences of various media contents. Presented paper examine intermedia agenda setting of Czech national media. Based on quantitative content analysis it search the regular patterns of “media quoting other media” and contexts in which media refer to other media as a source of information., Tomáš Trampota, Vlastimil Nečas., and Seznam literatury