00409nam a2200133Ia 4500008004100000020001500041082002300056100002400079245003800103260002900141300000800170546000900178650008800187230312s9999||||xx |||||||||||||| ||und||  a089774800x  a001.4330245bZIM-E  aDonald E. Zimmerman 0aElements of information gathering  bOrax PressaCanadac1995  a242  aEng.  aComputervInformation storage retrival system, Gathering and exploring information,