000 00320nam a2200157Ia 4500
020 _aNULL
082 _a517.38
100 _aPrasad, Phoolan
245 0 _aPartial Differential Equations
250 _a-
260 _aN. Delhi
_bWiley Eastern Ltd.
300 _a252
500 _a4082
650 _a-
942 _cBK
999 _c27953
_d27953