@book{14633,
	author = {Castells, Manuel, and Grilló, Enrique},
	title = {Problemas de investigación en sociología urbana /},
	publisher = {Siglo Veintiuno editores,},
	year = {1980.},
	series = {Arquitectura y urbanismo},
	address = {México :},
	edition = {8a ed.}
}