000 00274nam a2200097Ia 4500
008 120229s9999 xx 000 0 und d
082 _a621.3192 VAN
100 _aVan Valkenburg, M. E.
245 _aNetwork analysis
260 _bPrentice-Hall of India
_aNew Delhi
_c1983
999 _c126171
_d126171