000 00319pam a2200133a 44500
082 _a025.4
_bB777un
100 _aBritish Standards Institution
245 1 _aUNIVERSAL DECIMAL CLASSIFICATION
260 _aLondon
_b
_c
300 _a8v
650 _aClassification, Decimal
964 _gCIRC
997 _a5816 v. 6 C
999 _c426520
_d426520