LITTLEJOHN, S. W. (1996). Theories Of Human Communication / Stephen W. Littlejohn. Wadsworth.
Lua i Stíl Chicago (17ú heag.)LITTLEJOHN, Stephen W. Theories Of Human Communication / Stephen W. Littlejohn. Wadsworth, 1996.
Lua MLA (8ú heag.)LITTLEJOHN, Stephen W. Theories Of Human Communication / Stephen W. Littlejohn. Wadsworth, 1996.
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