TY  - BOOK
TI  - Classification systems A and thesauri 1950-82
T2  - FID publication, 610, International classification and indexing bibliography, 1
U1  - 2:510J97aN82-N50, M2 
PY  - 1982///
CY  - Frankfrut
PB  - Indeks Verlag      
KW  - LIBRARY SCIENCE
ER  -