Não informado. (1973). Noise Control Engineering. Institute of Noise Control Engineering.
Chicago-viite (17. p.)Não informado. Noise Control Engineering. Bedford, Mass: Institute of Noise Control Engineering, 1973.
MLA-viite (8. p.)Não informado. Noise Control Engineering. Institute of Noise Control Engineering, 1973.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.