Lua APA (7ú heag.)

Blaich, T. P., & Baumgartner, J. C. (1953). The challenge of democracy. McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

Blaich, Theodore Paul, agus Joseph Cornelius Baumgartner. The Challenge of Democracy. New York: McGraw-Hill, 1953.

Lua MLA (9ú heag.)

Blaich, Theodore Paul, agus Joseph Cornelius Baumgartner. The Challenge of Democracy. McGraw-Hill, 1953.

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