000 00366nam a2200169Ia 4500
008 190201s9999 xx 000 0 und d
020 _a8769215610
082 _a621
082 _b3192 V
100 _a"Van Velkenburg, M.E."
245 0 _aNetwork Analysis
250 _aThird
260 _aNew Delhi
260 _bPHI
260 _c1997
300 _a"xv, 571"
999 _c21501
_d21501