Tubbs, S. L. (1987). Human communication (5th. ed.). Randon House.
Chicago Style (17th ed.) CitationTubbs, Stewart L. Human Communication. 5th. ed. Randon House, 1987.
MLA (9th ed.) CitationTubbs, Stewart L. Human Communication. 5th. ed. Randon House, 1987.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.