TY  - BOOK
AU  - CCITT, ITTCC
TI  - RED BOOK,VOL.III,FASCICLE III.5: INTEGRATED SERVICES DIGITAL NETWORK (CCITT STANDARD)
SN  - NCST
U1  - 335 
PY  - 1985///
CY  - GENEVA
PB  - ITU
ER  -