000 00271nam a2200109Ia 4500
008 230411s9999 xx 000 0 und d
082 _a510.240901 VAT
100 _aVATTSA (B.S)
245 0 _aDiscrete Mathematics
260 _b VISHWA TECHNOPUB.
_aNEW DELHI
942 _cBK
999 _c5423
_d5423