000 003300000a22001210004500
245 _a271 - Telecommunication technician's course : for examinations ; 1976 onwards
110 _aCity and Guilds of London Institute
260 _aLondon
_c1975
300 _a66 p.
080 _a378.962(075.5)
_bC5
041 _aEN
942 _cBK
999 _c106133
_d106133