000 00451nam a22001337a 4500
008 230717b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _aD 681.3.06Cobal
_bL6
245 _aCobal version 5 user's guide:
_bCDC operating systems NOS 1
260 _aUnited states of America:
_bControl Data Corporation,
_c1977
650 _aComputer
653 _aData Corporation
942 _2udc
_cSEM
999 _c52734
_d52734