Não informado. (1972). IEEE Transactions on Professional Communication. Institute of Electrical and Electronics Engineers.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. IEEE Transactions on Professional Communication. New York: Institute of Electrical and Electronics Engineers, 1972.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. IEEE Transactions on Professional Communication. Institute of Electrical and Electronics Engineers, 1972.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.