000 00316nam a2200145Ia 4500
100 _aSimpson/Alan
942 _cBK
654 _aUnderstanding D Base III
245 _aUnderstanding D Base III
260 _bB.P.B.Pub.
_aDelhi
_c1986
082 _a1.6
_bSim
300 _a300
546 _aENGLISH
999 _c26072
_d26072