000 00337nam a2200133Ia 4500
008 231207s9999 xx 000 0 und d
041 _aeng
100 _aHF. Korth
245 _aDatabase System Concept
250 _a2011 6th Ed.
260 _bTata McGraw Hill, New Delhi
300 _aPB/1349/
650 _aComnputer Program Language
999 _c951420
_d951420