APA-viite (7. p.)

Clegg, M. The evolution of the human vocal tract: Specialized for speech? / Margaret Clegg. Music, language, and human evolution.(2012).

Chicago-viite (17. p.)

Clegg, Margaret. "The Evolution of the Human Vocal Tract: Specialized for Speech? / Margaret Clegg." Music, Language, and Human Evolution.(2012) .

MLA-viite (8. p.)

Clegg, Margaret. "The Evolution of the Human Vocal Tract: Specialized for Speech? / Margaret Clegg." Music, Language, and Human Evolution.(2012), .