Kroszner, R. S., & Stratmann, T. (1999). Does political ambiguity pay?: Corporate campaign contributions and the rewards to legislator reputation. National Bureau of Economic Research.
Čikaški stil citiranja (17. izdanje)Kroszner, Randall S., i Thomas Stratmann. Does Political Ambiguity Pay?: Corporate Campaign Contributions and the Rewards to Legislator Reputation. Cambridge: National Bureau of Economic Research, 1999.
MLA način citiranja (9. izdanje)Kroszner, Randall S., i Thomas Stratmann. Does Political Ambiguity Pay?: Corporate Campaign Contributions and the Rewards to Legislator Reputation. National Bureau of Economic Research, 1999.
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