000 00336 a2200097 4500
020 _a0947887938
920 _a0-947887-93-8
245 0 _aTelecomms Users Handbook 1992/93 :
_bThe Practical Guide to Business Telecommunications /
_cCorby Michael E..
710 2 _aCommed Ltd.
_eWydawca
_4pbl
260 _aLondon :
_bCommEd,
_c1993.
300 _aXVIII, 620 s.;
_c30 cm.
999 _c2047
_d2047