000 00382nam a2200169Ia 4500
008 200428s9999||||xx |||||||||||||| ||und||
020 _c225
040 _aMAIN
041 _aEnglish
082 _a515.35
_bAHS
100 _aAhsan, Zafar
245 _aDifferential equations and their applications
260 _bP.H.I.
_c1999
300 _a442p.
650 _aMATHS
942 _cGB
999 _c1689
_d1689