000 00342nam a2200145Ia 4500
008 220926s9999 xx 000 0 und d
100 _aS.P.Sharma
245 0 _aBasic Ratio and Television Colour and B&w
250 _a-
260 _a-
260 _b-
260 _c0
650 _aBasic Ratio and Television Colour and B&w
942 _cBK
999 _c18263
_d18263