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1Mankind and energy: needs, resources, hopes. Proceedings of a Study Week at the Pontifical Academy of Sciences. Nov. 10-15, 1980 Mankind and energy: needs, resources, hopes. Proceedings of a Study Week at the Pontifical Academy of Sciences. Nov. 10-15, 1980by Blanc-Lapierre, A. (ed.)
Published 1982Texto bibliotecaFAO IT