Planet under stress : the challenge of global change - Aitken, Roy; Mungall, Constance; McLaren, Digby J.; Bayley, Suzanne E.; Bocking, Stephen 1959-; Burton, Ian; Cihlar, Josef; Daly, Herman (Toronto : Oxford Univesrity Press, 1991)
Keywords: ECOLOGIA HUMANA; NATURALEZA -- EFECTO DE LOS SERES HUMANOS; ECOLOGIA; POLITICA AMBIENTAL