00778nam a2200205Ia 450000100070000000500170000700800410002402000150006504000100008005000260009010000360011624500980015224600290025026000600027930000190033950400540035861000340041265000610044665000650050727061620201023062707.0050128e2003    ag      r     000   spa d  a8495823454  aPUCPR00aHC 167 .S67bL32 20031 aLaciar, Mirta Elizabeth.2Local10aMedio ambiente y desarrollo sustentableblos desafíos del MercosurcMirta Elizabeth Laciar.3 aDesafíos del Mercosur.  aBuenos AiresaMadridbEditorial Ciudad Argentinac2003.  a338 p.c26 cm.  aIncludes bibliographical references (p. 303-313).20aMERCOSUR Organization.2Local 0aSustainable developmentzSouthern Cone of South America. 0aEnvironmental policyzSouthern Cone of South America.2Local