Lua APA (7ú heag.)
ebrary, Inc, & Lewis-Beck, M. S. (2008). The American voter revisited. University of Michigan Press.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc, agus Michael S. Lewis-Beck. The American Voter Revisited. Ann Arbor: University of Michigan Press, 2008.
Lua MLA (9ú heag.)
ebrary, Inc, agus Michael S. Lewis-Beck. The American Voter Revisited. University of Michigan Press, 2008.
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