000 00332pab a2200145 454500
008 180718b1989 xxu||||| |||| 00| 0 eng d
100 _aMathur, I.S.
245 _aA TV signal
_bWhat is it? Who gets it?
260 _c1989
300 _a17-18
362 _a8 July
650 _aMass Media
773 _aMainstream
909 _a13548
999 _c13548
_d13548