TED. Technology Designed by Nature.
Chicago-čujuhus (17. p.)TED. Technology Designed by Nature.
MLA-čujuhus (9. p.)TED. Technology Designed by Nature.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.
APA-čujuhus (7. p.)