00417    a2200109   4500082001000000100001700010245006900027260008100096300003400177500003900211856005700250  aMIT-6  aAmmara Aslam  aSemantic based query rewriting in data integrationcAmmara Aslam  aIslamabad:bNUST School of Electrical Engineering & Computer Science,c2009.  axiii, 63 p. :bill. ;c27 cm.  aSupervisor : Dr. Sharifullah Khan.  uhttp://10.250.8.41:8080/xmlui/handle/123456789/31919