Brown, L. (1961). Communicating facts and idea along with people. Prentice- hall.
Παραπομπή Chicago StyleBrown, L. Communicating Facts and Idea Along with People. United States: Prentice- hall, 1961.
Παραπομπή MLABrown, L. Communicating Facts and Idea Along with People. Prentice- hall, 1961.
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