00410nam a2200157Ia 450000500170000000800410001704100120005808200140007010000230008424500330010725000080014026000230014850000150017165000440018670000220023020240823005617.0240823s9999||||xx |||||||||||||| ||und||  aENGLISH  A005.84 N7  a"Ullman,Jeffrey D" 2aA Course in Database Systems  a1st  c1997b"PHI,London"  aTRANSFERED  aDatabase SystembInformation Technology  a" Widom,Jennifer"