000			00371nam a2200169Ia 4500
008			230819s9999 xx 000 0 und d
082			_a515.33 PIS
100			_aPiskunov, N
245		0	_aDifferential and Integral Calculus Vol 1
250			_a2ed.
260			_aMoscow
260			_bMir
260			_c1974
300			_a471p
650			_aMathemetics
942			_cBK
999			_c3009 _d3009