@book{88656,
	author = {Brown, Lester R.  and Renner, Michael,   and Worldwatch Institute },
	title = {Signos vitales 2000 :},
	publisher = {Gaia Proyecto 2050,},
	year = {2000.},
	address = {[Madrid, España] :},
	edition = {1. ed.},
	note = {Título original: Vital signs 1999/2000}
}