000			00335nam a2200145Ia 4500
008			180612s9999||||xx |||||||||||||| ||und||
020			_a8121918855
041			_aen
082			_a515.43
100			_aSaxena H.C
245		0	_aIntegral calculus
260			_aNew Delhi _bS.Chand & Company Ltd. _c1999
300			_a271p.
942			_cPR
999			_c54501 _d54501