00390nam a2200145Ia 4500001000500000005001700005008004100022020001500063082001600078100004300094245004400137250001200181260002500193650002600218666120261006003947.0120911s9999    xx            000 0 und d  a0878355790  a005.756 PRA  a Pratt, philip j./ adamski, joseph j.   a Database systems management and design  a2nd ed.  a Boyd & fraser pub.   a Database management