000 00350nam a2200169Ia 4500
100 _aValkenburg, M.E. Van
080 _a621.3851 Val
526 _dTB
526 _aUG
366 _f20
250 _a3rd ed .
942 _cBK
245 _aNetwork analysis
260 _aPHI Learning Pvt.Ltd.
_b Delhi
_c2014
300 _axv, 571
546 _aE
999 _c72940
_d72940