Huntsville R&D Report. Huntsville Times.
Chicago-čujuhus (17. p.)Huntsville R&D Report. Huntsville Times.
MLA-čujuhus (9. p.)Huntsville R&D Report. Huntsville Times.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.