000 00421 a2200097 4500
020 _a044489389X
920 _a0-444-89389-X
245 0 _aTeletraffic and Datatraffic. Socio-Economic Aspects. ITC-13 Workshops :
_bProceedings of the Thirtheenth International Teletraffic Congress /
_cJensen Arne, Iversen Villy B..
710 2 _aNorth-Holland.
_eWydawca
_4pbl
260 _aAmsterdam :
_bNorth-Holland,
_c1992.
300 _aXXXIX, 540 s.:
_bil.;
_c27 cm.
999 _c1987
_d1987