000 00306 a2200121 4500
041 _aEn
100 _aKandasamy P.
245 _aMathematics for polytechnics
260 _c1989
_aNew Delhi
_bS.Chand
_g1989
300 _c21cm.
_a[vi] , 407 p.
700 _aRao, Hanumantha R.Thilagavathi, K.
942 _cLN
999 _c25841
_d27388