Gaya APA
Cunningham, John E.. (1980).
Cable television (second edition) .
United States of America:
Howard W. Sams & Co., Inc..
Gaya Chicago
Cunningham, John E..
Cable television (second edition).
United States of America:
Howard W. Sams & Co., Inc.,
1980.
Text.
Gaya MLA
Cunningham, John E..
Cable television (second edition).
United States of America:
Howard W. Sams & Co., Inc.,
1980.
Text.
Gaya Turabian
Cunningham, John E..
Cable television (second edition).
United States of America:
Howard W. Sams & Co., Inc.,
1980.
Print.