Morthorst, P. E. (1993). The cost of CO2 reduction in Denmark. Methodology and results ([1st ed.].). RISO National Laboratory.
Citace podle Chicago (17th ed.)Morthorst, Poul Erik. The Cost of CO2 Reduction in Denmark. Methodology and Results. [1st ed.]. Roskilde: RISO National Laboratory, 1993.
Citace podle MLA (9th ed.)Morthorst, Poul Erik. The Cost of CO2 Reduction in Denmark. Methodology and Results. [1st ed.]. RISO National Laboratory, 1993.
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