00310nam a2200133Ia 4500008004100000041000800041082001700049100001800066245003700084260002100121300000800142365000800150700001800158230718s9999    xx            000 0 und d  aeng  a621.383bGUL  aGulathi R. R.  aMonochrome And Colour Television  c1989bWiley Pub.  a774  cRs.  aGulathi R. R.