Watts, W. (1992). The little shepherd's song: Song. G. Ricordi.
Chicago Style aipamenaWatts, Wintter. The Little Shepherd's Song: Song. New York: G. Ricordi, 1992.
MLA aipamenaWatts, Wintter. The Little Shepherd's Song: Song. G. Ricordi, 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.