Cita APA (7a ed.)

Rinehart, M. R. (1957). The circular staircase. Penguin Books.

Cita Chicago Style (17a ed.)

Rinehart, Mary Roberts. The Circular Staircase. Middlesex [etc.]: Penguin Books, 1957.

Cita MLA (9a ed.)

Rinehart, Mary Roberts. The Circular Staircase. Penguin Books, 1957.