@book{7428,
	author = {Alcala -Zamora y Castillo, Luis and Cabanellas de Torres, Guillermo},
	title = {Tratado de política laboral y social /},
	publisher = {Editorial Heliasta,},
	year = {1972.},
	address = {Buenos Aires :},
	url = {http://biblioteca.tc.gob.pe/cgi-bin/koha/opac-retrieve-file.pl?id=a0f8e2c9d1db9b69cd2e16f82db7f53e}
}