@book{9915,
	author = {Welford, A T and Michael Argyle},
	title = {Sociedad problemas y metodos de estudio},
	publisher = {Martinez rocajavascript:onClick=Open_Help(64),},
	year = {1996},
	address = {Barcelona:},
	edition = {2},
	note = {Indice de nombres. Indice de materias}
}