000 00262nam a2200109Ia 4500
008 200701s2008 xx 000 0 eng d
100 _aH BHASIN
245 0 _aDISCRETE MATHEMATICAL STRUCTURES
260 _bVALVE EDUCATION
_c2008
300 _a218
942 _2ddc
_cGE
999 _c5098
_d5098