000			00349nam a2200157Ia 4500
008			190201s9999 xx 000 0 und d
020			_a8122402089
082			_a515
082			_b352 CH
100			_a"Chakrabarti, A"
245		0	_aElements of Ordinary Dif
260			_aNew Delhi
260			_bW.E.L
260			_c1990
300			_a"viii, 148"
999			_c35299 _d35299