00379nam a2200157 a 450000100080000000500110000800800410001910000240006024500410008426000250012530000100015065000190016065000110017965000130019065300180020313739942010-05-21       1946    bl uuuu     u0uu1 u    #d1 aCABRAL, L. C. de O.  aManual do classificador de borracha.  aManaus: [S.n.]c1946  a13 p.  aclassification  arubber  aBorracha  aClassificacao