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040			_aMAIN
041			_aEnglish
082			_a515.3 _bPIS
100			_aPiskunov, N.
245			_aDifferential and integral calculus _cN. Piskunov
260			_bMir publishers _aMoscow _c1981
300			_bV.2 _a576p. _c22cm.
650			_aMathematics
942			_cBK
999			_c5398 _d5398