00429nam a22001697a 450000300070000000500170000700800410002402000230006504000090008804100060009708200150010310000170011824500330013525000120016826000520018030000270023233001020251218151548.0240911b        sa ||||| |||| 00| 0 eng d  a9780143538547qpbk  c3228  2E  a658.15 ZID  aZidel david   aBasic Business Calculations   a4th Ed.  aJohannesburg, South AfricabPenguin booksc2001  axii, 295 Pagesc19 cm