00322nam a2200133Ia 4500008004100000100001500041245003500056250001300091260003500104300000900139650001600148942000700164999001700171190216s9999||||xx |||||||||||||| ||und||  aSharma J.N 0aAdvance Differential Calculous  a15th Ed.  bKrishna Prakshan Pvt Ltdc1967  a242p  aMathematics  cBK  c31301d31301