@book{83957,
	author = {Mucchielli, Roger.},
	title = {El cuestionario en la encuesta psico-social},
	publisher = {Iberico Europea de Ediciones},
	year = {1974.},
	series = {La empresa moderna},
	address = {Madrid},
	note = {Translation of : Le questionnaire dans l'enquete psycho-sociale; connaissance du problème applications pratiques.}
}