000 00303nam a2200133Ia 4500
008 210212s9999||||xx |||||||||||||| ||und||
072 _aMath
082 _a515.63
100 _aKumar, R
245 0 _avector calculus
260 _c1993
_bVardhman Publication
_aNew Delhi
300 _a80p.
942 _cSU
999 _c93687
_d93687