@book{33154,
	author = {Grau Rebollo, Jordi and Vila Guevara, Adriana},
	title = {El medio audiovisual como herramienta de investigación social},
	publisher = {: CIDOB},
	year = {, 2008},
	series = {Documentos CIDOB},
	address = {Barcelona},
	url = {http://www. cidob.org/es/content/download/8669/88329/file/doc_dinamicas_12.pdf}
}