Cita APA (7th ed.)
Laver, J. (1979). Voice quality: A classified research bibliography. J. Benjamins.
Cita Chicago (17th ed.)
Laver, John. Voice Quality: A Classified Research Bibliography. Amsterdam: J. Benjamins, 1979.
Cita MLA (9th ed.)
Laver, John. Voice Quality: A Classified Research Bibliography. J. Benjamins, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.