Soren, D. (1992). Experience of The Nordic Countries in Tackling The Environmental Impacts of Energy Supply and Use. World Energy Council.
Chicago-čujuhus (17. p.)Soren, Dalager. Experience of The Nordic Countries in Tackling The Environmental Impacts of Energy Supply and Use. London: World Energy Council, 1992.
MLA-čujuhus (9. p.)Soren, Dalager. Experience of The Nordic Countries in Tackling The Environmental Impacts of Energy Supply and Use. World Energy Council, 1992.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.