000 00229nam a2200073 4500
080 _a
_b
245 _aBS-2818 - 1981/IEC 82 - 1980; Specification for Ballasts for tubular fluorescent lamps
700 _aBritish Standards Institution
260 _aLondon
_bBSI
_c1981
300 _a55p
999 _c29199
_d29199