000			00324nam a2200145Ia 4500
008			220421s9999||||xx |||||||||||||| ||und||
020			_c135
040			_aET
100			_aA.K GAUTAM
245		0	_aPRIS. OF COMMUNICATIONENGG
260			_bS.K KATARIA & SONS _aNEW DELHI
300			_a297
500			_a16395
942			_cBK
999			_c22632 _d22632