000 00311nam a2200133Ia 4500
008 220901s2013 xx 000 0 eng d
082 _a005.74 YAD
100 _aYadav, R.K.
245 0 _aConcepts of database systems
250 _a2
260 _bS.K. Kataria
_c2013
_aDelhi
300 _a287
942 _2ddc
_cBK
_08
999 _c818
_d818