TY  - GEN
TI  - Universal Decimal Classification: UDC 33 : economics
T2  - FID publication ; n.483
PY  - 1985///
CY  - London
PB  - British Standards Institution
KW  - International Federation for Information and Documentation
KW  - Economia
KW  - Br
KW  - Língua inglesa
ER  -