000 00279 a2200109 4500
999 _c124314
_d124314
020 _a9789351428657(pb)
082 _a332.6457 SAI/Pra
100 _aSaini, A.L.
245 _aPractical derivatives
260 _aMumbai:
_bHimalaya Publishing House;
_c2014
300 _a358 p.
_c23 cm.