Smith, B., & Sataloff, R. T. (2012). Choral pedagogy and the older singer. Plural Pub..
Lua i Stíl Chicago (17ú heag.)Smith, Brenda, agus Robert Thayer Sataloff. Choral Pedagogy and the Older Singer. San Diego, CA: Plural Pub., 2012.
Lua MLA (9ú heag.)Smith, Brenda, agus Robert Thayer Sataloff. Choral Pedagogy and the Older Singer. Plural Pub., 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.