@book {3004,
	title = {Lecciones y conversaciones sobre est{\'e}tica, psicolog{\'\i}a y creenciia religiosa},
	year = {1992},
	pages = {150},
	publisher = {Ediciones Paid{\'o}s},
	organization = {Ediciones Paid{\'o}s},
	address = {Barcelona,Spain },
	isbn = {847509807-x}
}
