TY  - BOOK
AU  - Hiebert,Ray Eldon
AU  - Ungurait,Donald F.
AU  - Bohn,Thomas W.
TI  - Mass media: an introduction to modern communication 
SN  - 0679302379
AV  - P 90 H633m 1974
PY  - 1974///
CY  - New York
PB  - McKay
KW  - Communication
KW  - Mass media
KW  - Comunicación
N1  - Includes index; Bibliography: p. 445-482
ER  -