TY  - BOOK
AU  - Berrigan, Frances J.,
TI  - A manual on mass media in population and development
T2  - Population communication manuals
SN  - 9231014390
AV  - P90 B47
PY  - 1977///
CY  - Paris
PB  - Unesco
KW  - Medios de comunicación masiva
KW  - Manuales, etc
ER  -