Cita APA (7a ed.)

Bruel, P. V. (1951). Sound insulation and room acoustics. Chapman & Hall.

Cita Chicago Style (17a ed.)

Bruel, Per V. Sound Insulation and Room Acoustics. London: Chapman & Hall, 1951.

Cita MLA (8a ed.)

Bruel, Per V. Sound Insulation and Room Acoustics. Chapman & Hall, 1951.