000			00323nam a2200157 4500
020			_aNULL
082			_aNIL
100			_apeter rob and carlos coronel
245			_adatabase systems design, implementation and management
250			_a
260			_b _c2000
300			_a
630			_a
630			_a
942			_cB6539
999			_c6539 _d6539