000 00273nam a2200109Ia 4500
008 230411s9999 xx 000 0 und d
082 _a510.24090
_bSOM
100 _a SOMASUNDARAM (R.M)
245 0 _aDiscrete Mathematical Structure
260 _bPHI
_aNew Delhi
942 _cBK
999 _c3344
_d3344