Snell, K., & Hidy, D. (2004). Piano town: The perfect place to learn to play the piano. Kjos Music Press.
Citazione stile Chigago Style (17a edizione)Snell, Keith, e Diane Hidy. Piano Town: The Perfect Place to Learn to Play the Piano. San Diego, Calif: Kjos Music Press, 2004.
Citatione MLA (9a ed.)Snell, Keith, e Diane Hidy. Piano Town: The Perfect Place to Learn to Play the Piano. Kjos Music Press, 2004.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.