Rodgers, R., & Hammerstein, O. (1995). Oklahoma. Delta Music.
Chicago Style aipamenaRodgers, Richard, and Oscar Hammerstein. Oklahoma. Santa Monica, Calif: Delta Music, 1995.
MLA aipamenaRodgers, Richard, and Oscar Hammerstein. Oklahoma. Delta Music, 1995.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.