000
00247nam a2200109Ia 4500
008
220201s9999 xx 000 0 eng d
100
_a
VALKENBUGH (BC VAN)
245
0
_a
NETWORK ANALYSIS SYNTHESIS
250
_a
3RD
260
_b
PHI
942
_2
ddc
999
_c
98559
_d
98559