000 00309nam a22001337a 4500
008 180115b xxu||||| |||| 00| 0 eng d
020 _a04710933394
041 _aeng
080 _23 ED
_a51
100 _a38
101 _aMAT
245 _aELEMENTARY DIFFRENTIAL EQUATIONS
_cRICHARD.C.D
942 _2udc
_cBK
999 _c40230
_d40230