00371nam a2200145 a 450000100080000000500110000800800410001910000230006024500360008325000110011926000310013030000110016165000300017265000230020210252102024-01-05       1973    bl uuuu      00u1 u    #d1 aOLIVEIRA, C. P. de  aEconomia e administracao rural.  a2. ed.  aPorto Alegre: Sulinac1973  a166 p.  aAdministração Agrícola  aEconomia Agrícola