000 00261nam a2200109Ia 4500
008 201121s9999 xx 000 0 und d
100 _aLEON,ALEXIS
245 0 _aDATABASE MANAGEMENT SYSTEMS
260 _bN.D.LEON VIKAS PUBL
_c2002
300 _c988
942 _cBK
999 _c10731
_d10731