Cita APA (7a ed.)

Curtiss, U. R. (1979). The menace within. Macmillan.

Cita Chicago Style (17a ed.)

Curtiss, Ursula Reilly. The Menace Within. London: Macmillan, 1979.

Cita MLA (8a ed.)

Curtiss, Ursula Reilly. The Menace Within. Macmillan, 1979.