TY  - BOOK
AU  - 
ED  - Causa Comâun. 
ED  -  Unesco.
TI  - Communication policies in Colombia / 
SN  - 9231013807
PY  - 1977///
CY  - Paris : 
PB  - Unesco, 
KW  - Communication
KW  - Colombia
N1  -  Includes bibliography
ER  -