00269nam a2200097Ia 4500008004100000020001800041100003300059245002600092260004200118300001100160160922s9999    xx            000 0 und d  a9788121904711  aNarayan, Shanti; P.K. Mittal  aDifferential Calculus  bS.Chand and Companyc2009aNew Delhi   a698 p.