00421nam a2200157 a 450000500170000002000150001708200160003210000150004824500310006326000380009430000290013249000280016163000190018963000340020863000210024220251203091526.0  a0070991243  a005.75bKRU  aKrumm, Rob  adBase III plus power tools  aSingaporebMcGraw-Hill Bookc1987  aviii, 401 p.c22 cm.bPB  aComputer science series  adBase III plus  aComputer programming language  aComputer science