(2009). World health statistics 2009. World Health Organization.
Chicago-čujuhus (17. p.)World Health Statistics 2009. Paris: World Health Organization, 2009.
MLA-čujuhus (9. p.)World Health Statistics 2009. World Health Organization, 2009.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.