APA (7th ed.) Zitazioa
Brooks, W. D. (1971). Speech communication. W. C. Brown Co..
Chicago Style (17th ed.) Zitazioa
Brooks, William Dean. Speech Communication. Dubuque, Iowa: W. C. Brown Co., 1971.
MLA (9th ed.) Zitazioa
Brooks, William Dean. Speech Communication. W. C. Brown Co., 1971.
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