Lua APA (7ú heag.)

Não informado. (1982). Noise Control Engineering Journal. Institute of Noise Control Engineering.

Lua i Stíl Chicago (17ú heag.)

Não informado. Noise Control Engineering Journal. Poughkeepie, NY: Institute of Noise Control Engineering, 1982.

Lua MLA (8ú heag.)

Não informado. Noise Control Engineering Journal. Institute of Noise Control Engineering, 1982.

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