000
00277nam a2200121Ia 4500
008
180304s9999 xx 000 0 und d
020
_a
9789332550131
100
_a
M. E. Van Valkenburg
245
0
_a
Network Analysis 3rd Ed.
260
_b
Pearson
365
_b
474
942
_c
BK
999
_c
4361
_d
4361