TY  - BOOK
AU  - United NationsAdvisory Committee for the Co-ordination of Information Systems
TI  - Directory of United Nations databases and information service
SN  - 92-1-100349-0
U1  - 020/Un3di/1990 
PY  - 1990///
CY  - Nueva York, Estados Unidos 
PB  - United Nations
KW  - BASES DE DATOS
KW  - SERVICIOS DE INFORMACION - NACIONES UNIDAS
ER  -