Rockström, J., Steffen, W., Noone, K., Persson, Å., Chapin, F. S., Lambin, E., . . . Foley, J. (2009). Planetary Boundaries: Exploring the Safe Operating Space for Humanity. Ecology and society, 14(2), 32. https://doi.org/10.5751/ES-03180-140232
Chicago-Zitierstil (17. Ausg.)Rockström, Johan, et al. "Planetary Boundaries: Exploring the Safe Operating Space for Humanity." Ecology and Society 14, no. 2 (2009): 32. https://doi.org/10.5751/ES-03180-140232.
MLA-Zitierstil (9. Ausg.)Rockström, Johan, et al. "Planetary Boundaries: Exploring the Safe Operating Space for Humanity." Ecology and Society, vol. 14, no. 2, 2009, p. 32, https://doi.org/10.5751/ES-03180-140232.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.