Cita APA (7a ed.)

Fry, C. (1958). The firstborn: A play in three acts. Oxford University Press.

Cita Chicago Style (17a ed.)

Fry, Christopher. The Firstborn: A Play in Three Acts. London: Oxford University Press, 1958.

Cita MLA (9a ed.)

Fry, Christopher. The Firstborn: A Play in Three Acts. Oxford University Press, 1958.