Não informado. (1976). Communication Education. Spreech Communication Association.
Chicago-viite (17. p.)Não informado. Communication Education. Annandale, Va: Spreech Communication Association, 1976.
MLA-viite (8. p.)Não informado. Communication Education. Spreech Communication Association, 1976.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.