00500nam a2200169Ia 4500003000900000008004100009020001800050040001600068080001600084100001700100245009600117260004700213300001300260650002400273650001400297650001900311IN-BaIIA211028s9999    xx            000 0 eng d  a81-85336-08-3  cIIA Library  a681.31bHAN  aHanson, Owen 0aDesign of computer data filescOwen Hanson                                                   aNew DelhibAffiliated Eastwest Pressc1989  ax, 358p.  aComputer data files  aComputers  aNASA Thesaurus