000 00264nam a2200109Ia 4500
020 _a9780070616097
082 _a515
100 _aSIMMONS GEORGE F.
245 _aDIFFERENTIAL EQNATIONS: THEORY TECHNIQUE AND PRACTICS
260 _aNEW DELHI
_b TMH
_c2007
942 _cBK
999 _c6664
_d6664