Campbell, D. E. (2007). A Matter of faith: Religion in the 2004 presidential election. Brookings Institution Press.
Čikaški stil citiranja (17. izdanje)Campbell, David E. A Matter of Faith: Religion in the 2004 Presidential Election. Washington, D.C: Brookings Institution Press, 2007.
MLA način citiranja (9. izdanje)Campbell, David E. A Matter of Faith: Religion in the 2004 Presidential Election. Brookings Institution Press, 2007.
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