@book{6090,
	author = {Bobbio, Norberto,  and Fernández Santillan, José Florencio, },
	title = {Estado, gobierno y sociedad :},
	publisher = {Fondo de cultura económica,},
	year = {1997.},
	series = {Brevarios del fondo de cultura económica ; 487},
	address = {México :},
	edition = {1a ed.}
}