PATTERSON,Thomas E. (2011). The American democracy. McGraw-Hill Book Company.
Chicago-čujuhus (17. p.)PATTERSON,Thomas E. The American Democracy. McGraw-Hill Book Company, 2011.
MLA-čujuhus (9. p.)PATTERSON,Thomas E. The American Democracy. McGraw-Hill Book Company, 2011.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.