(2015). Trade Preferences Extension Act of 2015.
Chicago-čujuhus (17. p.)Trade Preferences Extension Act of 2015. 2015.
MLA-čujuhus (9. p.)Trade Preferences Extension Act of 2015. 2015.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.