000 00242nam a2200097Ia 4500
008 220201s9999 xx 000 0 eng d
100 _aFORSYTH (AR)
245 0 _aTREATISE ON DIFFERENTIAL EQUATION
260 _bC.B.S. PUB & DIST.
942 _2ddc
999 _c96336
_d96336