Barcus, F. E. (1959). Communications content: analysis of the research, 1900-1958: (a content analysis of content analysis).
Chicago-referens (17:e uppl.)Barcus, Francis Earle. Communications Content: Analysis of the Research, 1900-1958: (a Content Analysis of Content Analysis). Urbana, Illinois, 1959.
MLA-referens (8:e uppl.)Barcus, Francis Earle. Communications Content: Analysis of the Research, 1900-1958: (a Content Analysis of Content Analysis). 1959.
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