01367nam a2200265Ia 450000100060000000300050000600500170001100800410002802000150006903500200008404000180010411101140012211101210023611101140035724501270047126000650059830000300066349000560069350000760074950400530082565000490087865000580092770000560098574000600104166564BIBL20160527192617.0900327s1989    vc a     b    101 0 eng d  a8877610336  a(OCoLC)21271683  aMOAcMOAdYAM20aStudy Week on: A Modern Approach to the Protection of the Environmentd(1987cPontifical Academy of Sciences)20aStudy Week on: A Modern Approach to the Protection of the Environmentd(1987cPontifical Academy of Sciences)2Local20aStudy Week on: A Modern Approach to the Protection of the Environmentd(1987cPontifical Academy of Sciences)10aStudy Week on A Modern Approach to the Protection of the EnvironmentbNovember 2-7, 1987cedited by G.B. Marini-Bettòlo.0 aCittà del VaticanobPontificia Academia Scientiarumc1989.  axxi, 606 p.bill.c25 cm. 0aPontificiae Academiae Scientiarum scripta variav75  aTitle on spine: A modern approach to the protection of the environment.  aIncludes bibliographical references and indexes. 0aEnvironmental protectionxCongresses.2Local 0aConservation of natural resourcesxCongresses.2Local20aMarini-Bettòlo, G. B.q(Giovanni Battista)2Local21aA modern approach to the protection of the environment.