Sigal, L. V. (1973). Reporters and officials: The organization and politics of newsmaking. D.C. Heath.
Chicago-viite (17. p.)Sigal, Leon V. Reporters and Officials: The Organization and Politics of Newsmaking. Lexington, Mass: D.C. Heath, 1973.
MLA-viite (9. p.)Sigal, Leon V. Reporters and Officials: The Organization and Politics of Newsmaking. D.C. Heath, 1973.
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