000 00294nam a2200121Ia 4500
008 220201s1968 xx 000 0 eng d
082 _bISI
100 _aI.S.I.
245 0 _aElectrotechnical vocabulary radio wave propogations
260 _aDelhi
_bI.S.I.
_c1968
300 _a21
942 _2ddc
999 _c19330
_d19330