000 00277nam a2200109Ia 4500
008 170102s9999 xx 000 0 und d
100 _aRamkrishna
245 _aDatabase management systems
_cRamkrishna
260 _bTata Mc-Graw Hill
_c2011
700 _a Gehrak
942 _cBooks
999 _c10618
_d10618