000 00447nam a22001457a 4500
008 230323b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _aD 681.3.02:65
_bL8
100 _aCohen, Leo J
245 _aData base management systems
260 _aMassachusetts:
_bQ E D Information Science, Inc.,
_c1973
650 _aComputer
700 _aGrodman, Lawrence K (Ed.)
942 _2udc
_cBK
999 _c13284
_d13284