Grübler, A. (2006). Doing more with less: Improving the environment through green engineering ([1st ed.].). International Institute for Applied Systems Analysis.
Citácia podle Chicago (17th ed.)Grübler, Arnulf. Doing More with Less: Improving the Environment Through Green Engineering. [1st ed.]. Laxenburg: International Institute for Applied Systems Analysis, 2006.
Citácia podľa MLA (8th ed.)Grübler, Arnulf. Doing More with Less: Improving the Environment Through Green Engineering. [1st ed.]. International Institute for Applied Systems Analysis, 2006.
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