000 00498nam a22001457a 4500
008 230313b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _aD 025.45
_bH6
245 _aUniversal decimal classification
_c/ British Standard Institution
260 _aNew York:
_bBritish Standards Institution,
_c1943
500 _5British Standard 1000: Vol. 4 -Part 2
650 _aLibrary science
653 _aClassification scheme
942 _2udc
_cISD
999 _c8010
_d8010