Kingston, B. (1984). Lifting the curse: How to relieve painful periods. Sheldon.
Cita Chicago (17th ed.)Kingston, Beryl. Lifting the Curse: How to Relieve Painful Periods. London: Sheldon, 1984.
Cita MLA (8th ed.)Kingston, Beryl. Lifting the Curse: How to Relieve Painful Periods. Sheldon, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.