000 00461nam a22001577a 4500
008 230320b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _aD 681.3:002
_bL1
100 1 _aGupta, Roger
_93895
245 _aElectronic information processing
260 _aLondon:
_bThe Macmillan Company,
_c1971
300 _axiii, 418p.
650 _aLibrary science
653 _aInformation
942 _2udc
_cBK
999 _c11331
_d11331