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3State of the world 1990 a Worldwatch Institute report on progress toward a sustainable society State of the world 1990 a Worldwatch Institute report on progress toward a sustainable societyby Brown, Lester R., Durning, Alan, Flavin, Christopher, French, Hilary, Jacobson, Jodi, Lowe, Marcia, Postel, Sandra, Renner, Michael, Starke, Linda, Young, John
Published 1990Texto bibliotecaUBA FA