(1992). Our Planet, our Health Report of the Who Commission on Health and Environment.
Chicago-čujuhus (17. p.)Our Planet, Our Health Report of the Who Commission on Health and Environment. 1992.
MLA-čujuhus (9. p.)Our Planet, Our Health Report of the Who Commission on Health and Environment. 1992.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.