author = { Webster, James G. AND Phalen, Patricia F. AND Lichty, Lawrence W. },

title = { Ratings analysis the theory and practice of audience research },

edition = { 3. ed., repr. } ,

publisher = {Routledge},

isbn = {0805854096},

isbn = {080585410X},

year = {2009},

abstract = {Includes bibliographical references and index},

booktitle = {LEA's communication series},

address = { New York [u.a.] },

url = { http://slubdd.de/katalog?TN_libero_mab2 }