Truman, D. B. (1971). The governmental process: Political interests and public opinion (Second Edition.). Alfred A. Knopf.
Chicago-referens (17:e uppl.)Truman, David Bicknell. The Governmental Process: Political Interests and Public Opinion. Second Edition. New York: Alfred A. Knopf, 1971.
MLA-referens (9:e uppl.)Truman, David Bicknell. The Governmental Process: Political Interests and Public Opinion. Second Edition. Alfred A. Knopf, 1971.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.