Kotlowski. Paul V. McNutt and the Age of FDR. Indiana University Press.
Čikaški stil citiranja (17. izdanje)Kotlowski. Paul V. McNutt and the Age of FDR. Indiana University Press.
MLA način citiranja (9. izdanje)Kotlowski. Paul V. McNutt and the Age of FDR. Indiana University Press.
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