Presidential Studies Quarterly. Wiley.
Chicago-čujuhus (17. p.)Presidential Studies Quarterly. Wiley.
MLA-čujuhus (9. p.)Presidential Studies Quarterly. Wiley.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.
Presidential Studies Quarterly. Wiley.
Chicago-čujuhus (17. p.)Presidential Studies Quarterly. Wiley.
MLA-čujuhus (9. p.)Presidential Studies Quarterly. Wiley.