000 00273nam a22001217a 4500
999 _c932
_d932
020 _a9789557888153
082 _a510
_bSUB
100 _aSubramaniam.V.S
245 _aMathematics
_cSubramaniam.V.S
260 _aJaffna
_bSrilanka Book Depot
_c2016
300 _a324p.
942 _cR