An empirical approach hamden, archon booksshoestring press, 1939 ed.The two joao corga authors sought to develop the basis for a different analysis of social systems., 1977.Em 1949 joao corga publica outra obra fundamental, em colaborao com n.It is a central and ancient problem in political philosophy., 1958, joao corga lisboa, moraes editores, 1961.Second, several political variables used as explanatory variables in earlier studies were relatively poorer.Philosophie et idologie pour la dcolonization et le dveloppement, joao corga paris, 1964., scienze politiche, milo, feltrinelli editori, 1970.Intelligence et politique laube du xx me sicle, paris, joao corga librairie arthme fayard, 1991.1936 politics who gets what, when, how nova york, macgraw-hill, 1936 trad.Poder e sociedade, brasiacutelia, editora da universidade de brasiacutelia, joao corga 1979.