Cita APA (7th ed.)

Thorwald, J. (1957). The century of the surgeon. Pan Books.

Cita Chicago (17th ed.)

Thorwald, Jürgen. The Century of the Surgeon. London: Pan Books, 1957.

Cita MLA (8th ed.)

Thorwald, Jürgen. The Century of the Surgeon. Pan Books, 1957.