Não informado. (1982). Noise Control Engineering Journal. Institute of Noise Control Engineering.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Noise Control Engineering Journal. Poughkeepie, NY: Institute of Noise Control Engineering, 1982.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Noise Control Engineering Journal. Institute of Noise Control Engineering, 1982.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.