Barcus, Francis Earle, 1927- Communications content analysis of the research 1900-1958 (a content analysis of content analysis) / [microform] : by Francis Earle Barcus - Ann Arbor, Mich. : University Microfilms International, 1960 - 1 microfilm reel : positive ; 35 mm. Thesis (Ph.D.) - University of Illinois, 1959 Subjects--Topical Terms: Content analysis (Communication)