000 00327nam a2200133Ia 4500
008 240913s9999||||xx |||||||||||||| ||und||
082 _a515.353 RAO/I
100 _aK Sankara Rao
245 0 _aIntroduction to partial differential equations
250 _a1st Ed.
260 _bNULL
_aNULL
_c2003
300 _a357
942 _cBKS
999 _c8840
_d8840