Cita APA (7a ed.)

Barrios, R. (1995). A song in the dark: The birth of the musical film. Oxford University Press.

Cita Chicago Style (17a ed.)

Barrios, Richard. A Song in the Dark: The Birth of the Musical Film. New York: Oxford University Press, 1995.

Cita MLA (9a ed.)

Barrios, Richard. A Song in the Dark: The Birth of the Musical Film. Oxford University Press, 1995.