000 00324nam a22001457a 4500
005 20210922165134.0
008 210922b ||||| |||| 00| 0 eng d
041 _aeng
100 _aValkenburg Van
_926814
245 _aNetwork Analysis
250 _a3rd
260 _aN Delhi
_bPHI
_c1989
300 _a571
942 _cBK
999 _c191961
_d191961