Inside Tucson Business. Tucson Local Media.
Chicago-čujuhus (17. p.)Inside Tucson Business. Tucson Local Media.
MLA-čujuhus (9. p.)Inside Tucson Business. Tucson Local Media.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.