000 00364nam a2200133Ia 4500
008 210219s9999||||xx |||||||||||||| ||und||
082 _a515.353
_bS739E
100 _aSneddon, Ion.
_91403
245 0 _aElements of partial differential equations.
_c Ion.Sneddon
260 _aNew Delhi.
_bMcGraw Hill.
_c1957
300 _a327p
942 _cBK
950 _o515.353 S739E
999 _c1758
_d1758