Cita APA (7a ed.)

Trapp, M. A. (1957). The story of the Trapp family singers. Doubleday. Image Books.

Cita Chicago Style (17a ed.)

Trapp, Maria Augusta. The Story of the Trapp Family Singers. New York: Doubleday. Image Books, 1957.

Cita MLA (9a ed.)

Trapp, Maria Augusta. The Story of the Trapp Family Singers. Doubleday. Image Books, 1957.