King, R. R. (1999). A time to sing: A manual for the African church. Evangel Publishing House.
Lua i Stíl Chicago (17ú heag.)King, Robert R. A Time to Sing: A Manual for the African Church. Nairobi: Evangel Publishing House, 1999.
Lua MLA (9ú heag.)King, Robert R. A Time to Sing: A Manual for the African Church. Evangel Publishing House, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.