Lua APA (7ú heag.)

Smil, V. (2015). Power density: A key to understanding energy sources and uses. The MIT Press.

Lua i Stíl Chicago (17ú heag.)

Smil, Vaclav. Power Density: A Key to Understanding Energy Sources and Uses. Cambridge, Massachusetts: The MIT Press, 2015.

Lua MLA (9ú heag.)

Smil, Vaclav. Power Density: A Key to Understanding Energy Sources and Uses. The MIT Press, 2015.

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