000 00307nam a2200133Ia 4500
008 160316s1961 xxu||||| |||| 00| 0 eng d
020 _a
100 _aMarlin, William Ted
245 _aElementary Differential Equations
250 _a
260 _aLondon
_bWesley Co.
_c1961
300 _a331
700 _a
_a
999 _c8285
_d8285