000 00282nam a22001217a 4500
008 170823b xxu||||| |||| 00| 0 eng d
041 _aeng
080 _26 ED
_a51
100 _a38
101 _aMAT
245 _aELEMENTARY DIFFERENTIAL EQUATIONS
_cBOYCW.W.E
942 _2udc
_cBK
999 _c24661
_d24661