APA-čujuhus (7. p.)
Sustainable Geosciences: People, Planet and Prosperity.
Chicago-čujuhus (17. p.)
Sustainable Geosciences: People, Planet and Prosperity.
MLA-čujuhus (9. p.)
Sustainable Geosciences: People, Planet and Prosperity.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.