00309nam a2200121Ia 4500008004100000041001200041082001600053100001600069245004000085260003700125300000900162650001600171221030s9999    xx            000 0 und d  aEnglish  a105.23bSin  aB. P. Singh 0aDigital Electronicscby B. P. Singh  bDhanpat Rai PubaNew Delhic2002  a1369  aBE Computer