Originál: New Tunes for Strings - Book 1. Camel Driver's Song. Stanley Fletcher. Cello sheet music. New Tunes for Strings - Book 1. Cello.
Preklad: Nové Tunes pre sláčiky - Kniha 1. Modrá Lullaby. Cello noty. Nové Tunes pre sláčiky - Kniha 1. Skladá sa Stanley Fletcher. Boosey.