000 00332nam a2200133Ia 4500
008 220201s1995 xx 000 0 eng d
082 _a510
_bDAS
100 _aDass, H K
245 0 _aPolytechnic mathematics for diploma level engnrring
250 _a2
260 _aNew Delhi
_bS.Chand & Co.
_c1995
300 _a576
942 _2ddc
999 _c27466
_d27466