000 00283nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _aSabita Mahanta
245 0 _aConcepts in Practical Differential Equations
260 _bNil
260 _c2013
365 _b0.00
942 _cBK
999 _c129865
_d129865