Cita APA (7th ed.)
Keller, K. C. (1971). Instrumental articulatory phonetics: An introduction to techniques and results. Summer Institute of Linguistics of the University of Oklahoma.
Cita Chicago (17th ed.)
Keller, Kathryn C. Instrumental Articulatory Phonetics: An Introduction to Techniques and Results. Norman, Oklahoma: Summer Institute of Linguistics of the University of Oklahoma, 1971.
Cita MLA (9th ed.)
Keller, Kathryn C. Instrumental Articulatory Phonetics: An Introduction to Techniques and Results. Summer Institute of Linguistics of the University of Oklahoma, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.