APA (7th ed.) Citation
(1972). Measuring Microphones. Brüel and Kjaer.
Chicago Style (17th ed.) Citation
Measuring Microphones. Denmark: Brüel and Kjaer, 1972.
MLA (9th ed.) Citation
Measuring Microphones. Brüel and Kjaer, 1972.
Warning: These citations may not always be 100% accurate.