00318nam a2200145Ia 4500100003200000650002100032250000600053366000700059654002100066245002100087260001800108082001400126300000900140546002300149  aElmasri/Ramez/ Navathe/S.B   aDatabase systems  a6  f25  adatabase systems  aDatabase systems  bPearsonc2013  a5.74bELM  a1214  aENGLISHcComputers