@book{30065,
	author = {Naciones Unidas. Departamento de Asuntos Económicos y Sociales.},
	title = {World economic survey, 1963},
	publisher = {Naciones Unidas,},
	year = {1964},
	address = {New York :},
	note = {La bilbioteca tiene : v.1 trade and development ; trends, needs and policies}
}