Cummins, M. (1969). Above rubies. Mills & Boon.
Cita Chicago (17th ed.)Cummins, Mary. Above Rubies. London: Mills & Boon, 1969.
Cita MLA (8th ed.)Cummins, Mary. Above Rubies. Mills & Boon, 1969.
Atenció: Aquestes cites poden no estar 100% correctes.