000 00368nam a2200121Ia 4500
001 106193
008 170722s9999 xx 000 0 und d
100 _aCourville, Leon
245 _aEconomic analysis of telecommunications
_bTheory and applicaations /
260 _aNorth Holland :
_bElsevier science publishers, ,
_c1983.
300 _aPpxv+413
_c23cms
942 _cGEN
999 _c103010
_d103010