APA-Zitierstil (7. Ausg.)

Cook-Koenig, C. (1995). Vocal fatigue in choral singing: Causes and suggestions for prevention voiced by prominent choral directors.

Chicago-Zitierstil (17. Ausg.)

Cook-Koenig, Carol. Vocal Fatigue in Choral Singing: Causes and Suggestions for Prevention Voiced by Prominent Choral Directors. 1995.

MLA-Zitierstil (9. Ausg.)

Cook-Koenig, Carol. Vocal Fatigue in Choral Singing: Causes and Suggestions for Prevention Voiced by Prominent Choral Directors. 1995.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.