Izvornik: Technic Is Fun, Book 2. Circus Parade. Busy Buzzing Bee. David Hirschberg. Piano Method sheet music. Piano Solo sheet music.
Prijevod: Technic je zabavno, Book 2. Klavir Metoda note. Piano Solo note. Srednji. Tehnika je zabavno, Knjiga 2 sastoji David Hirschberg. Za Piano.