Forrás: After Beeps. FROM CARNIVAL OF THE ANIMALS. THE MUSIC LESSON MUSIC FOR CHILDREN WALTON, WILLIAM. Mary Donnelly. For Choral.
Fordítás: Után hangjelzés. THE MUSIC lecke MUSIC FOR CHILDREN Walton, WILLIAM. Kórus kotta. A Choral. SAB. Shawnee Press. Choral, Újdonságok.