Cita APA (7th ed.)

Carlson, N. S., & Williams, G. (1957). The happy orpheline. Harper.

Cita Chicago (17th ed.)

Carlson, Natalie Savage, i Garth Williams. The Happy Orpheline. New York: Harper, 1957.

Cita MLA (9th ed.)

Carlson, Natalie Savage, i Garth Williams. The Happy Orpheline. Harper, 1957.