000 00315nam a2200121Ia 4500
008 161222s9999 xx 000 0 und d
020 _cRS. 350.00
100 _aAhsan Akhtar
245 _aTextbook of differential calculus
_cAhsan Akhtar
260 _aNew Delhi
_bPHI
_c2009
300 _a450
700 _a Sabiha Ahsan
999 _c2680
_d2680