Wayne, S. J. (2008). The road to the White House 2008: The politics of presidential elections (Eight Edition.). Thomson/Wadsworth.
Lua i Stíl Chicago (17ú heag.)Wayne, Stephen J. The Road to the White House 2008: The Politics of Presidential Elections. Eight Edition. Boston, Mass: Thomson/Wadsworth, 2008.
Lua MLA (9ú heag.)Wayne, Stephen J. The Road to the White House 2008: The Politics of Presidential Elections. Eight Edition. Thomson/Wadsworth, 2008.
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