@book{174173,
	author = {Botkin, James W. and Elmandjra, Mahdi and Club of Rome.},
	title = {Aprender, horizonte sin límites},
	publisher = {Santillana},
	year = {1979.},
	series = {Aula XXI/Santillana ; v 20},
	address = {Madrid},
	note = {Translation of: No limits to learning.}
}