Não informado. (1983). Cable television business. Cardiff Publishing.
Chicago-Zitierstil (17. Ausg.)Não informado. Cable Television Business. Englewood, Colo: Cardiff Publishing, 1983.
MLA-Zitierstil (8. Ausg.)Não informado. Cable Television Business. Cardiff Publishing, 1983.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.