00322nam a2200121Ia 450000500170000000800410001708200180005810000200007624500320009626000380012830000110016670000230017720260205060321.0260111s9999||||xx |||||||||||||| ||und||  a005.13  G893S  aGroff, James R. 0aSQL: the complete reference  aN. DelhibTata Mc Graw Hillc2010  a1050p.  aWeinberg, Paul N./