Mortan, R. and Williams, K. (2010) Experimental Political Science and the Study of Causality: From Nature to the Lab Mortan, R. and Williams, K. (2010) Experimental Political Science and the Study of Causality: From Nature to the Lab
Ragin, C. (1987) The Comparative Method Moving Beyond Qualitative and Quantitative Strategies, Ragin, C. (1987) The Comparative Method Moving Beyond Qualitative and Quantitative Strategies
Gerring, J. (2006) Case Study Research: Principles and Practices Gerring, J. (2006). Case Study Research: Principles and Practices. Cambridge: Cambridge University Press.
King, G; Keohane, R. e Verba, S. (1994) Designing Social Inquiry: Scientific Inference in Qualitative Research King, G; Keohane, R. e Verba, S. (1994) Designing Social Inquiry: Scientific Inference in Qualitative Research. Princeton: Princeton University Press. -
Della Porta, D. e Keating, M. - 2008 - Approaches and Methodologies in Social Sciences - Della Porta, D. e Keating, M. (2008) Approaches and Methodologies in Social Sciences - Della Porta, D. e Keating, M. Della Porta, D. e Keating, M. - 2008 - Approaches and Methodologies in Social Sciences - Della Porta, D. e Keating, M. (2008) Approaches and Methodologies in Social Sciences. Cambridge: Cambridge University Press. -