Friedrichs, J. (2013). The future is not what it used to be: Climate change and energy scarcity. MIT Press.
Lua i Stíl Chicago (17ú heag.)Friedrichs, Jörg. The Future Is Not What It Used to Be: Climate Change and Energy Scarcity. Cambridge, Mass.: MIT Press, 2013.
Lua MLA (9ú heag.)Friedrichs, Jörg. The Future Is Not What It Used to Be: Climate Change and Energy Scarcity. MIT Press, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.