Cita APA (7a ed.)

Parkin, S. (2019). A game of birds and wolves: The secret game that won the war. Sceptre.

Cita Chicago Style (17a ed.)

Parkin, Simon. A Game of Birds and Wolves: The Secret Game That Won the War. London: Sceptre, 2019.

Cita MLA (9a ed.)

Parkin, Simon. A Game of Birds and Wolves: The Secret Game That Won the War. Sceptre, 2019.