000 00281nam a2200109 4500
082 _a025.3 SHE/CLA
100 _aShera, J H
245 _aClassified catalogue code in theory and practice
_cShera J H and Egan M E
260 _aLondon
_bALA
_c1956
700 _aEgan M E
942 _cBK
999 _c378934
_d378934