Hänvisningar gällande denna post
APA-referensWorldwatch Institute, Engelman, R., Renner, M., Sawin, J., Starke, L., & Worldwatch-instituutti. (2009). State of the world 2009: Into a warming world : a Worldwatch Institute report on progress toward a sustainable society. W.W. Norton.
Chicago-stil citatWorldwatch Institute, Robert Engelman, Michael Renner, Janet Sawin, Linda Starke, och Worldwatch-instituutti. State of the World 2009: Into a Warming World : A Worldwatch Institute Report on Progress Toward a Sustainable Society. London: W.W. Norton, 2009.
MLA-referensWorldwatch Institute, et al. State of the World 2009: Into a Warming World : A Worldwatch Institute Report on Progress Toward a Sustainable Society. W.W. Norton, 2009.
Harvard-stil citatWorldwatch Institute, Engelman, R., Renner, M., Sawin, J., Starke, L. & Worldwatch-instituutti. 2009. State of the world 2009: Into a warming world : a Worldwatch Institute report on progress toward a sustainable society. London: W.W. Norton.