@book{228275,
	author = {Anduiza Perea, Eva. and Crespo Martínez , Ismael .},
	title = {Metodología de la ciencia política},
	publisher = {Centro de Investigaciones Sociológicas},
	year = {2009.},
	series = {Cuadernos metodológicos},
	address = {Madrid},
	edition = {2. ed. rev.}
}