000 00318nam a2200133Ia 4500
999 _c6505
_d6505
005 20230410155405.0
008 201007s9999 xx 000 0 und d
100 _aKRISHNA, MODUGULA RAVI
245 0 _aEXAMINATION SYSTEM
250 _a1st
260 _c2004
_aNEW DELHI
_bDISCOVERY
300 _a403p.
942 _cBK
_2ddc