000 00266nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aKrishna, Modugula Ravi
245 0 _aExamination System
260 _aNew Delhi
_bDiscovery
_c2004
300 _a403p.
942 _cBK
999 _c12791
_d12791