APA (7th ed.) Citation

Filipowa, W., Christov, D., Gerganova, D., & Filipova, V. New Trends in the Acoustic Design of Rooms.

Chicago Style (17th ed.) Citation

Filipowa, Welichka, Daniel Christov, Denise Gerganova, and Velička Filipova. New Trends in the Acoustic Design of Rooms.

MLA (9th ed.) Citation

Filipowa, Welichka, et al. New Trends in the Acoustic Design of Rooms.