00454nam a2200157Ia 4500008004100000020001800041082001900059100003000078245005700108250000700165260004200172300002300214500001900237600002000256650002000276240925s9999    xx            000 0 und d  a9789332571839  a378.166205 TRI  aTrishna, Knowledge System 0aGATE 2017: electronics and communication engineering  aNA  aNew Delhi:bPearson Educationc,2016.  a408p.b0fOriginal  aIncludes Index  aSocial Sciences  aSocial Sciences