000 00251nam a22001097a 4500
003 SGT
082 _a621.38105
100 _aTRISHAN'S
245 _aGATE-ELECTRONICS & COMMUNICATION ENGINEERING
260 _aNEW DELHI
_bPEARSON
_c2019
942 _2ddc
_cCD
999 _c20371
_d20371