000			00316nam a2200145Ia 4500
008			190201s9999 xx 000 0 und d
082			_a371
082			_b53 P41
100			_a"Lall, Sohan"
245		0	_aPerspective On Current A
260			_aDehradun
260			_bNatraj Pub.
260			_c1984
300			_a425
999			_c21426 _d21426