O'Neill, B. C., MacKellar, F. L., Lutz, W., & Wexler, L. (2001). Population and climate change. Cambridge University Press : International Institute for Applied Systems Analysis.
Citazione stile Chigago Style (17a edizione)O'Neill, Brian C.., F. Landis MacKellar, Wolfgang Lutz, e Lee Wexler. Population and Climate Change. Cambridge [etc.]: Cambridge University Press : International Institute for Applied Systems Analysis, 2001.
Citatione MLA (9a ed.)O'Neill, Brian C.., et al. Population and Climate Change. Cambridge University Press : International Institute for Applied Systems Analysis, 2001.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.