00418nam a2200157   450000100060000000300030000600500170000900800410002603500190006703500180008605000270010410000200013124500610015125000110021226000370022322224UR20220427173709.0061103|||||||||||||||||||||||||||||||| d  a(janium) 22213  a(janium)22212 4aQ161.7b.C64 1989 v.101 aMark, Herman F.10aColeccion cientifica de Time Lifeb : moleculas gigantes  a2a ed.  bCulturales Internacionalesc1989