APA-čujuhus (7. p.)
Hulteng, J. L., & Nelson, R. p. (1983). The fourth estate: An informal appraisal of the news and opinion media (2nd ed.). Harper & Row.
Chicago-čujuhus (17. p.)
Hulteng, John L., juo Roy paul Nelson. The Fourth Estate: An Informal Appraisal of the News and Opinion Media. 2nd ed. New York: Harper & Row, 1983.
MLA-čujuhus (9. p.)
Hulteng, John L., juo Roy paul Nelson. The Fourth Estate: An Informal Appraisal of the News and Opinion Media. 2nd ed. Harper & Row, 1983.
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