TY  - BOOK
TI  - Introduction to chill the CCITT high level language
U1  - 005.133,INT 
PY  - 1980///
CY  - Geneva
PB  - international telecommunication union
N1  - Introduction  (page-1), Language Basic (Page-4), Data Object Description (Page-38), Program Structure  (Page-610, Optional Syn taxes (Page-87)
ER  -