00323nam a2200121Ia 4500008004100000020001500041041001200056100001500068245005500083260003900138300000800177650001600185221030s9999    xx            000 0 und d  a8178082314  aEnglish  aC. J. Date 3aAn Introduction to Database systemscby C. J. Date  bPearson EdcuationaNew Delhic2000  a938  aBB Computer