00280nam a2200121Ia 4500100002700000650000800027366000700035654000800042245003100050260004400081082002100125546001200146  aGroff/James/ Weinberg   aSQL  f20  aSQL  aSQL:The Complete Reference  bTata Mc Graw hill Ltd.aNew Delhic2003  a005.133/GRObGRO  aENGLISH