000			00342nam a2200157Ia 4500
008			190201s9999 xx 000 0 und d
020			_a9.79E+12
082			_a621
082			_b382 GU
100			_a"Gupta, Prakash C"
245		0	_aData Communications
260			_aNew Delhi
260			_bP.H.I
260			_c1996
300			_a"IX, 475"
999			_c36476 _d36476