TY  - BOOK
AU  - Compaine,Benjamin M.
AU  - Sterling,Christopher H.
AU  - Guback,Thomas
AU  - Noble,J.Kendrick
TI  - Who owns the media?: concentration of ownership in the mass communications industry 
SN  - 0914236369
U1  - 380.30973 
PY  - 1979///].
CY  - New York: 
PB  - Knowledge Industry Publications, 
KW  - Μέσα μαζικής ενημέρωσης
KW  - Πολιτικές απόψεις
N1  - Includes bibliographical references and index
ER  -