00488nam a22001337a 4500008004100000040005500041080002800096245010600124260006200230300001100292650002400303653001500327653001200342230221b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  aD 002.681.3:65.012 bM2  aSystems analysis for information sciencesc/ National information systems for science and technology   aNew Delhi: bDepartment of science and technology, c1985  a107p.   aInformation science  aPERT /CPM   aNetwork