International Journal of Natural Sciences. International Journal of Natural Sciences (iJNS).
Chicago-čujuhus (17. p.)International Journal of Natural Sciences. International Journal of Natural Sciences (iJNS).
MLA-čujuhus (9. p.)International Journal of Natural Sciences. International Journal of Natural Sciences (iJNS).
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.