Cita APA (7a ed.)

Moroney, M. J. (1957). Facts from Figures. Penguin Books.

Cita Chicago Style (17a ed.)

Moroney, M. J. Facts from Figures. London: Penguin Books, 1957.

Cita MLA (9a ed.)

Moroney, M. J. Facts from Figures. Penguin Books, 1957.