Não informado. (2021). Communications/engineering Digest. Society of Cable Television Engineers.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Communications/engineering Digest. Denver, Colo: Society of Cable Television Engineers, 2021.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Communications/engineering Digest. Society of Cable Television Engineers, 2021.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.