000 00279nam a2200109Ia 4500
008 220201s1985 xx 000 0 eng d
100 _aDAS, H K
245 0 _aDIFFERENTIAL EQATIONS
260 _aLONDON
_bTHAMES AND HUDSON PUBLISHING COMPANY
_c1985
300 _a256
942 _2ddc
999 _c56426
_d56426