Thorpe, K. (1979). Bitter alliance. Mills & Boon.
Cita Chicago (17th ed.)Thorpe, Kay. Bitter Alliance. London: Mills & Boon, 1979.
Cita MLA (8th ed.)Thorpe, Kay. Bitter Alliance. Mills & Boon, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.