Lua APA (7ú heag.)

Davidovits, P. (1972). Communication. Holt, Rinehart and Winston.

Lua i Stíl Chicago (17ú heag.)

Davidovits, Paul. Communication. New York: Holt, Rinehart and Winston, 1972.

Lua MLA (8ú heag.)

Davidovits, Paul. Communication. Holt, Rinehart and Winston, 1972.

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