EGAN, M. D., & EGAN, M. D. (1972). Concepts In Architectural Acoustics. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)EGAN, M. David, agus M. David EGAN. Concepts In Architectural Acoustics. McGraw-Hill, 1972.
Lua MLA (8ú heag.)EGAN, M. David, agus M. David EGAN. Concepts In Architectural Acoustics. McGraw-Hill, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.