000 00359nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c815
040 _aET
100 _aSimons G. F.
245 0 _aDifferntial Equaction with Application & Historical Notes
260 _bMCG Hill Publication
_aNEW DELHI
300 _a629
500 _a55561
942 _cBK
999 _c61574
_d61574