000 00291nam a2200121Ia 4500
008 220901s1976 xx 000 0 eng d
082 _a005.74 MAR
100 _aMartin, James
245 0 _aPrinciples of data-base management
260 _bPHI
_c1976
_aDelhi
300 _a352
942 _2ddc
_cBK
999 _c6756
_d6756