McKinney, J. C. (1994). The diagnosis & correction of vocal faults: A manual for teachers of singing & for choir directors. Waveland Press.
Citazione stile Chigago Style (17a edizione)McKinney, James C. The Diagnosis & Correction of Vocal Faults: A Manual for Teachers of Singing & for Choir Directors. Long Grove, Ill: Waveland Press, 1994.
Citatione MLA (9a ed.)McKinney, James C. The Diagnosis & Correction of Vocal Faults: A Manual for Teachers of Singing & for Choir Directors. Waveland Press, 1994.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.