GOURAN, D. S. (1994). Mastering Communication Dennis S. Gouran And William E. Wiethoff, Joel A. Doelger. Allyn and Bacon.
Lua i Stíl Chicago (17ú heag.)GOURAN, Dennis S. Mastering Communication Dennis S. Gouran And William E. Wiethoff, Joel A. Doelger. Allyn and Bacon, 1994.
Lua MLA (8ú heag.)GOURAN, Dennis S. Mastering Communication Dennis S. Gouran And William E. Wiethoff, Joel A. Doelger. Allyn and Bacon, 1994.
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