000 00345pam a2200157a 44500
008 230515b1979 xxu||||| |||| 00| 0 eng d
020 _aNULL
041 _aENGL
082 _aHUT
100 _aHUTT
245 _aA RELATIONAL DATA BASE MANAGEMENT SYSTEMS
250 _aN.D.
260 _aNULL
_b
_c1979
300 _a226 HB
650 _aNULL
999 _c658563
_d658563