00290nam a2200109Ia 450000500170000000800410001708200160005810000190007424500320009326000470012530000080017220260225051046.0260224s9999||||xx |||||||||||||| ||und||  a621.314 SUK  aBelal Sukhera  0aExperiments in electronics   aIslamabad: National Book Foundation c1983  a241