APA (7th ed.) Citation

Smith, A. M., & Bilbey, I. (2005). The doughnut ring. Bloomsbury Publishing Plc.

Chicago Style (17th ed.) Citation

Smith, Alexander McCall, and Ian Bilbey. The Doughnut Ring. London: Bloomsbury Publishing Plc, 2005.

MLA (9th ed.) Citation

Smith, Alexander McCall, and Ian Bilbey. The Doughnut Ring. Bloomsbury Publishing Plc, 2005.