006470000a22002770004500017001200000100004100012102000700053300002600060606001200086215002500098005001700123801000700140101001300147200006700160010001800227021001300245205001000258035001200268001000600280675000700286675001000293675000900303675000800312210003000320700001900350  a0000103  a        d        k  y0frey50      ba  aPT  aLeitura interna; ex.1  aQuimica  a1117p..cil. d23 cm20251209142541.0 0aPT0 aporcpor1 aQuímicafRaymond ChanggTrad. Joaquim J.Moura Ramos [et al.]  b972-9241-68-6  b78469/94  a5.ed.  a000010385115  a54  a5.ed.  aex.1  aQUI  aLisboacMCGraw-Hilld1994 1aChangbRaymond