00285nam a2200121Ia 4500008004100000082000800041082001000049100001700059245002200076260001300098260004300111260000900154230118s9999||||xx |||||||||||||| ||und||  a621  bZBA/B  apaul bbzbar 0abasic electronics  anewdelhi  btata mcgrawhill publishing company ltd  c1976