King, R. R. (1999). A time to sing: A manual for the African church. Evangel Publishing House.
Citazione stile Chigago Style (17a edizione)King, Robert R. A Time to Sing: A Manual for the African Church. Nairobi: Evangel Publishing House, 1999.
Citatione MLA (9a ed.)King, Robert R. A Time to Sing: A Manual for the African Church. Evangel Publishing House, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.