000 00324nam a2200133Ia 4500
005 20260205042236.0
008 260111s9999||||xx |||||||||||||| ||und||
100 _aVRIES LEONARD'
245 0 _aBOOK OF TELECOMMUNICATION
260 _aLOND.
_bJOHN MURRAY
_c1962
300 _a131
690 _aTELECOMMUNICATION
942 _cBK
999 _c29848
_d29848