000 00399nam a2200169Ia 4500
100 _aSharma/J.N/ Singh/Kehar
650 _aDifferential equations
250 _a2
942 _cBK
366 _f20
245 _aPartial differential equations for engineers and scientists
260 _bNarosa
_c2009
082 _a515.625
_bSHA
300 _a339
546 _aENGLISH
_cproduction
999 _c23860
_d23860