Thad Dunning. (2012). Natural Experiments in the Social Sciences (1.). Cambridge University Press.
Citazione stile Chigago Style (17a edizione)Thad Dunning. Natural Experiments in the Social Sciences. 1. Cambridge University Press, 2012.
Citatione MLA (8a ed.)Thad Dunning. Natural Experiments in the Social Sciences. 1. Cambridge University Press, 2012.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.