Cita APA (7th ed.)
Friedrichs, J. (2013). The future is not what it used to be: Climate change and energy scarcity. MIT Press.
Cita Chicago (17th ed.)
Friedrichs, Jörg. The Future Is Not What It Used to Be: Climate Change and Energy Scarcity. Cambridge, Mass.: MIT Press, 2013.
Cita MLA (9th ed.)
Friedrichs, Jörg. The Future Is Not What It Used to Be: Climate Change and Energy Scarcity. MIT Press, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.