000 00276nam a2200121Ia 4500
008 211126s9999 xx 000 0 und d
082 _a515.33
100 _aA. AKTHAR
245 0 _aTEXT BOOK DIFFERENTIAL CALCULUS
260 _bPEARSON
365 _b325.00
942 _cBTECH
999 _c142602
_d142602