@book{20301,
	author = {Fichter, Joseph Henry,},
	title = {Sociología /},
	publisher = {Herder },
	year = {1977.},
	series = {Biblioteca Herder.},
	address = {Barcelona },
	edition = {11a ed. rev., 10a. ed. rev. [i.e. 11a ed. rev.].},
	note = {Tranducción de: Sociology.}
}