APA (7th ed.) Citation

Hoffmann, F. W. Encyclopedia of recorded sound. Routledge.

Chicago Style (17th ed.) Citation

Hoffmann, Frank W. Encyclopedia of Recorded Sound. New York, NY [u.a.]: Routledge.

MLA (9th ed.) Citation

Hoffmann, Frank W. Encyclopedia of Recorded Sound. Routledge.

Warning: These citations may not always be 100% accurate.