000 00320nam a2200121Ia 4500
008 191004s9999 xx 000 0 und d
082 _a515.353
_bSNE/E
100 _aSNEDDON,Ian N
245 0 _aElements Of Practical Differential Equations
260 _bLakshmi Publishers New Delhi,
_c1991
300 _a328p
942 _cBK
999 _c3486
_d3486