Popkin, S. L. (2012). The candidate: What it takes to win-- and hold-- the White House. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Popkin, Samuel L. The Candidate: What It Takes to Win-- and Hold-- the White House. New York: Oxford University Press, 2012.
Lua MLA (9ú heag.)Popkin, Samuel L. The Candidate: What It Takes to Win-- and Hold-- the White House. Oxford University Press, 2012.
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