Não informado. (1972). Communication and Cognition. Communication and Cognition.
Chicago-referens (17:e uppl.)Não informado. Communication and Cognition. Ghent, Belgica: Communication and Cognition, 1972.
MLA-referens (8:e uppl.)Não informado. Communication and Cognition. Communication and Cognition, 1972.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.