TY  - BOOK
AU  - CCITT
TI  - BLUE BOOK,VOL.VIII.8: DATA COMMUNICATION NETWORKS:DIRECTORY RECOMMENDATIONS X.500-X.521,1988
SN  - ERNET
U1  - 335 
PY  - 1989///
CY  - GENEVA
PB  - ITU
N1  - GRATIS
ER  -