Lua APA (7ú heag.)
Ross, R. S. (1974). Speech communication; fundamentals and practice (3d ed.). Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)
Ross, Raymond Samuel. Speech Communication; Fundamentals and Practice. 3d ed. Englewood Cliffs, N.J.: Prentice-Hall, 1974.
Lua MLA (9ú heag.)
Ross, Raymond Samuel. Speech Communication; Fundamentals and Practice. 3d ed. Prentice-Hall, 1974.
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