000 00307nam a2200121Ia 4500
008 221001s1959 xx 000 0 eng d
082 _a515.33 PRA
100 _aPrasad, Gorakh
245 0 _aText-book on differential calculus
260 _aAllahabad
_bPothishala
_c1959
300 _a300p.
942 _2ddc
_cBK
999 _c10197
_d10197